Home / 96,862.56-145,293.62-25,785.21

Finding the Fourth Proportional to 96,862.56, 145,293.62 and 25,785.21

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Solution

The fourth proportional to 96,862.56, 145,293.62 and 25,785.21 is: 38,677.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,862.56 : 145,293.62 = 25,785.21 : x
  2. Step 2: Convert to fraction form
    96,862.56/145,293.62 = 25,785.21/x
  3. Step 3: Cross multiply
    96,862.56x = 145,293.62 × 25,785.21
  4. Step 4: Simplify right side
    96,862.56x = 3,746,426,374.43
  5. Step 5: Solve for x
    x = 3,746,426,374.43/96,862.56
  6. Step 6: Final answer
    x = 38,677.76

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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.