Home / 156,505.87-234,758.80-38,176.41

Finding the Fourth Proportional to 156,505.87, 234,758.80 and 38,176.41

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Solution

The fourth proportional to 156,505.87, 234,758.80 and 38,176.41 is: 57,264.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,505.87 : 234,758.80 = 38,176.41 : x
  2. Step 2: Convert to fraction form
    156,505.87/234,758.80 = 38,176.41/x
  3. Step 3: Cross multiply
    156,505.87x = 234,758.80 × 38,176.41
  4. Step 4: Simplify right side
    156,505.87x = 8,962,248,199.91
  5. Step 5: Solve for x
    x = 8,962,248,199.91/156,505.87
  6. Step 6: Final answer
    x = 57,264.62

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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.