Home / 99,555.45-149,331.26-24,675.75

Finding the Fourth Proportional to 99,555.45, 149,331.26 and 24,675.75

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Solution

The fourth proportional to 99,555.45, 149,331.26 and 24,675.75 is: 37,013.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,555.45 : 149,331.26 = 24,675.75 : x
  2. Step 2: Convert to fraction form
    99,555.45/149,331.26 = 24,675.75/x
  3. Step 3: Cross multiply
    99,555.45x = 149,331.26 × 24,675.75
  4. Step 4: Simplify right side
    99,555.45x = 3,684,860,715.57
  5. Step 5: Solve for x
    x = 3,684,860,715.57/99,555.45
  6. Step 6: Final answer
    x = 37,013.15

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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.