Home / 123,399.32-185,060.70-44,503.29

Finding the Fourth Proportional to 123,399.32, 185,060.70 and 44,503.29

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Solution

The fourth proportional to 123,399.32, 185,060.70 and 44,503.29 is: 66,741.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,399.32 : 185,060.70 = 44,503.29 : x
  2. Step 2: Convert to fraction form
    123,399.32/185,060.70 = 44,503.29/x
  3. Step 3: Cross multiply
    123,399.32x = 185,060.70 × 44,503.29
  4. Step 4: Simplify right side
    123,399.32x = 8,235,809,999.70
  5. Step 5: Solve for x
    x = 8,235,809,999.70/123,399.32
  6. Step 6: Final answer
    x = 66,741.13

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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.