Home / 99,687.22-149,505.28-29,550.13

Finding the Fourth Proportional to 99,687.22, 149,505.28 and 29,550.13

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Solution

The fourth proportional to 99,687.22, 149,505.28 and 29,550.13 is: 44,317.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,687.22 : 149,505.28 = 29,550.13 : x
  2. Step 2: Convert to fraction form
    99,687.22/149,505.28 = 29,550.13/x
  3. Step 3: Cross multiply
    99,687.22x = 149,505.28 × 29,550.13
  4. Step 4: Simplify right side
    99,687.22x = 4,417,900,459.69
  5. Step 5: Solve for x
    x = 4,417,900,459.69/99,687.22
  6. Step 6: Final answer
    x = 44,317.62

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1.5x scale

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.