Home / 38,399.52-52,998.12-30,502.02

Finding the Fourth Proportional to 38,399.52, 52,998.12 and 30,502.02

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Solution

The fourth proportional to 38,399.52, 52,998.12 and 30,502.02 is: 42,098.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,399.52 : 52,998.12 = 30,502.02 : x
  2. Step 2: Convert to fraction form
    38,399.52/52,998.12 = 30,502.02/x
  3. Step 3: Cross multiply
    38,399.52x = 52,998.12 × 30,502.02
  4. Step 4: Simplify right side
    38,399.52x = 1,616,549,716.20
  5. Step 5: Solve for x
    x = 1,616,549,716.20/38,399.52
  6. Step 6: Final answer
    x = 42,098.18

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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.