Home / 52,184.90-78,385.15-49,910.76

Finding the Fourth Proportional to 52,184.90, 78,385.15 and 49,910.76

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Solution

The fourth proportional to 52,184.90, 78,385.15 and 49,910.76 is: 74,969.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,184.90 : 78,385.15 = 49,910.76 : x
  2. Step 2: Convert to fraction form
    52,184.90/78,385.15 = 49,910.76/x
  3. Step 3: Cross multiply
    52,184.90x = 78,385.15 × 49,910.76
  4. Step 4: Simplify right side
    52,184.90x = 3,912,262,177.66
  5. Step 5: Solve for x
    x = 3,912,262,177.66/52,184.90
  6. Step 6: Final answer
    x = 74,969.24

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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.