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Finding the Fourth Proportional to 163,386.60, 244,423.80 and 141,443.70

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Solution

The fourth proportional to 163,386.60, 244,423.80 and 141,443.70 is: 211,597.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,386.60 : 244,423.80 = 141,443.70 : x
  2. Step 2: Convert to fraction form
    163,386.60/244,423.80 = 141,443.70/x
  3. Step 3: Cross multiply
    163,386.60x = 244,423.80 × 141,443.70
  4. Step 4: Simplify right side
    163,386.60x = 34,572,206,640.06
  5. Step 5: Solve for x
    x = 34,572,206,640.06/163,386.60
  6. Step 6: Final answer
    x = 211,597.56

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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.