Home / 156,566.85-234,868.56-49,913.61

Finding the Fourth Proportional to 156,566.85, 234,868.56 and 49,913.61

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Solution

The fourth proportional to 156,566.85, 234,868.56 and 49,913.61 is: 74,876.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,566.85 : 234,868.56 = 49,913.61 : x
  2. Step 2: Convert to fraction form
    156,566.85/234,868.56 = 49,913.61/x
  3. Step 3: Cross multiply
    156,566.85x = 234,868.56 × 49,913.61
  4. Step 4: Simplify right side
    156,566.85x = 11,723,137,705.10
  5. Step 5: Solve for x
    x = 11,723,137,705.10/156,566.85
  6. Step 6: Final answer
    x = 74,876.24

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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.