Home / 123,655.60-185,446.95-48,750.85

Finding the Fourth Proportional to 123,655.60, 185,446.95 and 48,750.85

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Solution

The fourth proportional to 123,655.60, 185,446.95 and 48,750.85 is: 73,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,655.60 : 185,446.95 = 48,750.85 : x
  2. Step 2: Convert to fraction form
    123,655.60/185,446.95 = 48,750.85/x
  3. Step 3: Cross multiply
    123,655.60x = 185,446.95 × 48,750.85
  4. Step 4: Simplify right side
    123,655.60x = 9,040,696,442.41
  5. Step 5: Solve for x
    x = 9,040,696,442.41/123,655.60
  6. Step 6: Final answer
    x = 73,111.90

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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.