Home / 99,490.83-149,252.45-29,377.23

Finding the Fourth Proportional to 99,490.83, 149,252.45 and 29,377.23

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Solution

The fourth proportional to 99,490.83, 149,252.45 and 29,377.23 is: 44,070.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,490.83 : 149,252.45 = 29,377.23 : x
  2. Step 2: Convert to fraction form
    99,490.83/149,252.45 = 29,377.23/x
  3. Step 3: Cross multiply
    99,490.83x = 149,252.45 × 29,377.23
  4. Step 4: Simplify right side
    99,490.83x = 4,384,623,404.83
  5. Step 5: Solve for x
    x = 4,384,623,404.83/99,490.83
  6. Step 6: Final answer
    x = 44,070.63

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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.