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Finding the Fourth Proportional to 164,057.10, 246,085.65 and 163,020.30

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Solution

The fourth proportional to 164,057.10, 246,085.65 and 163,020.30 is: 244,530.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,057.10 : 246,085.65 = 163,020.30 : x
  2. Step 2: Convert to fraction form
    164,057.10/246,085.65 = 163,020.30/x
  3. Step 3: Cross multiply
    164,057.10x = 246,085.65 × 163,020.30
  4. Step 4: Simplify right side
    164,057.10x = 40,116,956,488.70
  5. Step 5: Solve for x
    x = 40,116,956,488.70/164,057.10
  6. Step 6: Final answer
    x = 244,530.45

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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.