Home / 156,462.37-234,711.88-49,808.95

Finding the Fourth Proportional to 156,462.37, 234,711.88 and 49,808.95

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Solution

The fourth proportional to 156,462.37, 234,711.88 and 49,808.95 is: 74,719.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,462.37 : 234,711.88 = 49,808.95 : x
  2. Step 2: Convert to fraction form
    156,462.37/234,711.88 = 49,808.95/x
  3. Step 3: Cross multiply
    156,462.37x = 234,711.88 × 49,808.95
  4. Step 4: Simplify right side
    156,462.37x = 11,690,751,584.02
  5. Step 5: Solve for x
    x = 11,690,751,584.02/156,462.37
  6. Step 6: Final answer
    x = 74,719.26

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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.