Home / 99,643.90-149,468.61-24,761.02

Finding the Fourth Proportional to 99,643.90, 149,468.61 and 24,761.02

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Solution

The fourth proportional to 99,643.90, 149,468.61 and 24,761.02 is: 37,142.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,643.90 : 149,468.61 = 24,761.02 : x
  2. Step 2: Convert to fraction form
    99,643.90/149,468.61 = 24,761.02/x
  3. Step 3: Cross multiply
    99,643.90x = 149,468.61 × 24,761.02
  4. Step 4: Simplify right side
    99,643.90x = 3,700,995,241.58
  5. Step 5: Solve for x
    x = 3,700,995,241.58/99,643.90
  6. Step 6: Final answer
    x = 37,142.22

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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.