Home / 38,503.49-53,086.42-29,439.97

Finding the Fourth Proportional to 38,503.49, 53,086.42 and 29,439.97

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Solution

The fourth proportional to 38,503.49, 53,086.42 and 29,439.97 is: 40,590.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,503.49 : 53,086.42 = 29,439.97 : x
  2. Step 2: Convert to fraction form
    38,503.49/53,086.42 = 29,439.97/x
  3. Step 3: Cross multiply
    38,503.49x = 53,086.42 × 29,439.97
  4. Step 4: Simplify right side
    38,503.49x = 1,562,862,516.29
  5. Step 5: Solve for x
    x = 1,562,862,516.29/38,503.49
  6. Step 6: Final answer
    x = 40,590.16

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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.