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Finding the Fourth Proportional to 181,762.56, 272,624.40 and 63,436.20

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Solution

The fourth proportional to 181,762.56, 272,624.40 and 63,436.20 is: 95,147.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,762.56 : 272,624.40 = 63,436.20 : x
  2. Step 2: Convert to fraction form
    181,762.56/272,624.40 = 63,436.20/x
  3. Step 3: Cross multiply
    181,762.56x = 272,624.40 × 63,436.20
  4. Step 4: Simplify right side
    181,762.56x = 17,294,255,963.28
  5. Step 5: Solve for x
    x = 17,294,255,963.28/181,762.56
  6. Step 6: Final answer
    x = 95,147.52

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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.