Home / 48,099.68-72,150-16,935.20

Finding the Fourth Proportional to 48,099.68, 72,150 and 16,935.20

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Solution

The fourth proportional to 48,099.68, 72,150 and 16,935.20 is: 25,402.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,099.68 : 72,150 = 16,935.20 : x
  2. Step 2: Convert to fraction form
    48,099.68/72,150 = 16,935.20/x
  3. Step 3: Cross multiply
    48,099.68x = 72,150 × 16,935.20
  4. Step 4: Simplify right side
    48,099.68x = 1,221,874,680
  5. Step 5: Solve for x
    x = 1,221,874,680/48,099.68
  6. Step 6: Final answer
    x = 25,402.97

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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.