Home / 92,030.16-138,098.82-38,718.30

Finding the Fourth Proportional to 92,030.16, 138,098.82 and 38,718.30

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Solution

The fourth proportional to 92,030.16, 138,098.82 and 38,718.30 is: 58,099.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,030.16 : 138,098.82 = 38,718.30 : x
  2. Step 2: Convert to fraction form
    92,030.16/138,098.82 = 38,718.30/x
  3. Step 3: Cross multiply
    92,030.16x = 138,098.82 × 38,718.30
  4. Step 4: Simplify right side
    92,030.16x = 5,346,951,542.41
  5. Step 5: Solve for x
    x = 5,346,951,542.41/92,030.16
  6. Step 6: Final answer
    x = 58,099.99

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1.5x scale

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.