Home / 537,141.70-805,712.55-163,116.10

Finding the Fourth Proportional to 537,141.70, 805,712.55 and 163,116.10

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Solution

The fourth proportional to 537,141.70, 805,712.55 and 163,116.10 is: 244,674.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,141.70 : 805,712.55 = 163,116.10 : x
  2. Step 2: Convert to fraction form
    537,141.70/805,712.55 = 163,116.10/x
  3. Step 3: Cross multiply
    537,141.70x = 805,712.55 × 163,116.10
  4. Step 4: Simplify right side
    537,141.70x = 131,424,688,877.06
  5. Step 5: Solve for x
    x = 131,424,688,877.06/537,141.70
  6. Step 6: Final answer
    x = 244,674.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.