Home / 75,036.92-112,474.38-48,760.52

Finding the Fourth Proportional to 75,036.92, 112,474.38 and 48,760.52

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Solution

The fourth proportional to 75,036.92, 112,474.38 and 48,760.52 is: 73,088.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,036.92 : 112,474.38 = 48,760.52 : x
  2. Step 2: Convert to fraction form
    75,036.92/112,474.38 = 48,760.52/x
  3. Step 3: Cross multiply
    75,036.92x = 112,474.38 × 48,760.52
  4. Step 4: Simplify right side
    75,036.92x = 5,484,309,255.48
  5. Step 5: Solve for x
    x = 5,484,309,255.48/75,036.92
  6. Step 6: Final answer
    x = 73,088.14

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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.