Home / 54,010.10-74,561.96-39,457.97

Finding the Fourth Proportional to 54,010.10, 74,561.96 and 39,457.97

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Solution

The fourth proportional to 54,010.10, 74,561.96 and 39,457.97 is: 54,472.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,010.10 : 74,561.96 = 39,457.97 : x
  2. Step 2: Convert to fraction form
    54,010.10/74,561.96 = 39,457.97/x
  3. Step 3: Cross multiply
    54,010.10x = 74,561.96 × 39,457.97
  4. Step 4: Simplify right side
    54,010.10x = 2,942,063,345.70
  5. Step 5: Solve for x
    x = 2,942,063,345.70/54,010.10
  6. Step 6: Final answer
    x = 54,472.47

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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.