Home / 48,468.30-72,712.05-40,730.70

Finding the Fourth Proportional to 48,468.30, 72,712.05 and 40,730.70

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Solution

The fourth proportional to 48,468.30, 72,712.05 and 40,730.70 is: 61,104.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,468.30 : 72,712.05 = 40,730.70 : x
  2. Step 2: Convert to fraction form
    48,468.30/72,712.05 = 40,730.70/x
  3. Step 3: Cross multiply
    48,468.30x = 72,712.05 × 40,730.70
  4. Step 4: Simplify right side
    48,468.30x = 2,961,612,694.94
  5. Step 5: Solve for x
    x = 2,961,612,694.94/48,468.30
  6. Step 6: Final answer
    x = 61,104.12

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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.