Home / 123,624.20-185,355.30-48,699.20

Finding the Fourth Proportional to 123,624.20, 185,355.30 and 48,699.20

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Solution

The fourth proportional to 123,624.20, 185,355.30 and 48,699.20 is: 73,016.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,624.20 : 185,355.30 = 48,699.20 : x
  2. Step 2: Convert to fraction form
    123,624.20/185,355.30 = 48,699.20/x
  3. Step 3: Cross multiply
    123,624.20x = 185,355.30 × 48,699.20
  4. Step 4: Simplify right side
    123,624.20x = 9,026,654,825.76
  5. Step 5: Solve for x
    x = 9,026,654,825.76/123,624.20
  6. Step 6: Final answer
    x = 73,016.89

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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.