Home / 162,156.24-223,711.08-108,356.04

Finding the Fourth Proportional to 162,156.24, 223,711.08 and 108,356.04

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Solution

The fourth proportional to 162,156.24, 223,711.08 and 108,356.04 is: 149,488.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,156.24 : 223,711.08 = 108,356.04 : x
  2. Step 2: Convert to fraction form
    162,156.24/223,711.08 = 108,356.04/x
  3. Step 3: Cross multiply
    162,156.24x = 223,711.08 × 108,356.04
  4. Step 4: Simplify right side
    162,156.24x = 24,240,446,732.92
  5. Step 5: Solve for x
    x = 24,240,446,732.92/162,156.24
  6. Step 6: Final answer
    x = 149,488.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.