Home / 156,162.12-234,253.44-62,655.72

Finding the Fourth Proportional to 156,162.12, 234,253.44 and 62,655.72

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Solution

The fourth proportional to 156,162.12, 234,253.44 and 62,655.72 is: 93,987.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,162.12 : 234,253.44 = 62,655.72 : x
  2. Step 2: Convert to fraction form
    156,162.12/234,253.44 = 62,655.72/x
  3. Step 3: Cross multiply
    156,162.12x = 234,253.44 × 62,655.72
  4. Step 4: Simplify right side
    156,162.12x = 14,677,317,945.68
  5. Step 5: Solve for x
    x = 14,677,317,945.68/156,162.12
  6. Step 6: Final answer
    x = 93,987.70

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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.