Home / 161,454.87-242,212.28-49,145.13

Finding the Fourth Proportional to 161,454.87, 242,212.28 and 49,145.13

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Solution

The fourth proportional to 161,454.87, 242,212.28 and 49,145.13 is: 73,726.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,454.87 : 242,212.28 = 49,145.13 : x
  2. Step 2: Convert to fraction form
    161,454.87/242,212.28 = 49,145.13/x
  3. Step 3: Cross multiply
    161,454.87x = 242,212.28 × 49,145.13
  4. Step 4: Simplify right side
    161,454.87x = 11,903,553,742.47
  5. Step 5: Solve for x
    x = 11,903,553,742.47/161,454.87
  6. Step 6: Final answer
    x = 73,726.82

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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.