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Finding the Fourth Proportional to 54,168.59, 74,753.19 and 29,968.29

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Solution

The fourth proportional to 54,168.59, 74,753.19 and 29,968.29 is: 41,356.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,168.59 : 74,753.19 = 29,968.29 : x
  2. Step 2: Convert to fraction form
    54,168.59/74,753.19 = 29,968.29/x
  3. Step 3: Cross multiply
    54,168.59x = 74,753.19 × 29,968.29
  4. Step 4: Simplify right side
    54,168.59x = 2,240,225,276.35
  5. Step 5: Solve for x
    x = 2,240,225,276.35/54,168.59
  6. Step 6: Final answer
    x = 41,356.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.