Home / 151,909.40-227,864.10-92,811.80

Finding the Fourth Proportional to 151,909.40, 227,864.10 and 92,811.80

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Solution

The fourth proportional to 151,909.40, 227,864.10 and 92,811.80 is: 139,217.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,909.40 : 227,864.10 = 92,811.80 : x
  2. Step 2: Convert to fraction form
    151,909.40/227,864.10 = 92,811.80/x
  3. Step 3: Cross multiply
    151,909.40x = 227,864.10 × 92,811.80
  4. Step 4: Simplify right side
    151,909.40x = 21,148,477,276.38
  5. Step 5: Solve for x
    x = 21,148,477,276.38/151,909.40
  6. Step 6: Final answer
    x = 139,217.70

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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.