Home / 162,634.20-243,951.30-57,463.80

Finding the Fourth Proportional to 162,634.20, 243,951.30 and 57,463.80

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Solution

The fourth proportional to 162,634.20, 243,951.30 and 57,463.80 is: 86,195.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,634.20 : 243,951.30 = 57,463.80 : x
  2. Step 2: Convert to fraction form
    162,634.20/243,951.30 = 57,463.80/x
  3. Step 3: Cross multiply
    162,634.20x = 243,951.30 × 57,463.80
  4. Step 4: Simplify right side
    162,634.20x = 14,018,368,712.94
  5. Step 5: Solve for x
    x = 14,018,368,712.94/162,634.20
  6. Step 6: Final answer
    x = 86,195.70

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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.