Home / 99,589.76-149,332.80-29,459.60

Finding the Fourth Proportional to 99,589.76, 149,332.80 and 29,459.60

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Solution

The fourth proportional to 99,589.76, 149,332.80 and 29,459.60 is: 44,174.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,589.76 : 149,332.80 = 29,459.60 : x
  2. Step 2: Convert to fraction form
    99,589.76/149,332.80 = 29,459.60/x
  3. Step 3: Cross multiply
    99,589.76x = 149,332.80 × 29,459.60
  4. Step 4: Simplify right side
    99,589.76x = 4,399,284,554.88
  5. Step 5: Solve for x
    x = 4,399,284,554.88/99,589.76
  6. Step 6: Final answer
    x = 44,174.07

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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.