Home / 156,047.50-234,106.38-49,437.88

Finding the Fourth Proportional to 156,047.50, 234,106.38 and 49,437.88

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Solution

The fourth proportional to 156,047.50, 234,106.38 and 49,437.88 is: 74,167.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,047.50 : 234,106.38 = 49,437.88 : x
  2. Step 2: Convert to fraction form
    156,047.50/234,106.38 = 49,437.88/x
  3. Step 3: Cross multiply
    156,047.50x = 234,106.38 × 49,437.88
  4. Step 4: Simplify right side
    156,047.50x = 11,573,723,121.67
  5. Step 5: Solve for x
    x = 11,573,723,121.67/156,047.50
  6. Step 6: Final answer
    x = 74,167.95

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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.