Home / 99,006.38-148,475-39,826.70

Finding the Fourth Proportional to 99,006.38, 148,475 and 39,826.70

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Solution

The fourth proportional to 99,006.38, 148,475 and 39,826.70 is: 59,726.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,006.38 : 148,475 = 39,826.70 : x
  2. Step 2: Convert to fraction form
    99,006.38/148,475 = 39,826.70/x
  3. Step 3: Cross multiply
    99,006.38x = 148,475 × 39,826.70
  4. Step 4: Simplify right side
    99,006.38x = 5,913,269,282.50
  5. Step 5: Solve for x
    x = 5,913,269,282.50/99,006.38
  6. Step 6: Final answer
    x = 59,726.14

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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.