Home / 123,765.03-185,584.77-60,490.53

Finding the Fourth Proportional to 123,765.03, 185,584.77 and 60,490.53

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Solution

The fourth proportional to 123,765.03, 185,584.77 and 60,490.53 is: 90,705.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,765.03 : 185,584.77 = 60,490.53 : x
  2. Step 2: Convert to fraction form
    123,765.03/185,584.77 = 60,490.53/x
  3. Step 3: Cross multiply
    123,765.03x = 185,584.77 × 60,490.53
  4. Step 4: Simplify right side
    123,765.03x = 11,226,121,097.23
  5. Step 5: Solve for x
    x = 11,226,121,097.23/123,765.03
  6. Step 6: Final answer
    x = 90,705.11

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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.