Home / 156,654.16-234,904.11-56,799.43

Finding the Fourth Proportional to 156,654.16, 234,904.11 and 56,799.43

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Solution

The fourth proportional to 156,654.16, 234,904.11 and 56,799.43 is: 85,171.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,654.16 : 234,904.11 = 56,799.43 : x
  2. Step 2: Convert to fraction form
    156,654.16/234,904.11 = 56,799.43/x
  3. Step 3: Cross multiply
    156,654.16x = 234,904.11 × 56,799.43
  4. Step 4: Simplify right side
    156,654.16x = 13,342,419,552.66
  5. Step 5: Solve for x
    x = 13,342,419,552.66/156,654.16
  6. Step 6: Final answer
    x = 85,171.18

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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.