Home / 96,463.76-144,731.10-40,309.52

Finding the Fourth Proportional to 96,463.76, 144,731.10 and 40,309.52

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Solution

The fourth proportional to 96,463.76, 144,731.10 and 40,309.52 is: 60,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,463.76 : 144,731.10 = 40,309.52 : x
  2. Step 2: Convert to fraction form
    96,463.76/144,731.10 = 40,309.52/x
  3. Step 3: Cross multiply
    96,463.76x = 144,731.10 × 40,309.52
  4. Step 4: Simplify right side
    96,463.76x = 5,834,041,170.07
  5. Step 5: Solve for x
    x = 5,834,041,170.07/96,463.76
  6. Step 6: Final answer
    x = 60,479.10

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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.