Home / 151,358.40-227,036.84-72,232.74

Finding the Fourth Proportional to 151,358.40, 227,036.84 and 72,232.74

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Solution

The fourth proportional to 151,358.40, 227,036.84 and 72,232.74 is: 108,348.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,358.40 : 227,036.84 = 72,232.74 : x
  2. Step 2: Convert to fraction form
    151,358.40/227,036.84 = 72,232.74/x
  3. Step 3: Cross multiply
    151,358.40x = 227,036.84 × 72,232.74
  4. Step 4: Simplify right side
    151,358.40x = 16,399,492,672.98
  5. Step 5: Solve for x
    x = 16,399,492,672.98/151,358.40
  6. Step 6: Final answer
    x = 108,348.74

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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.