Home / 156,557.62-234,854.25-56,764.81

Finding the Fourth Proportional to 156,557.62, 234,854.25 and 56,764.81

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Solution

The fourth proportional to 156,557.62, 234,854.25 and 56,764.81 is: 85,153.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,557.62 : 234,854.25 = 56,764.81 : x
  2. Step 2: Convert to fraction form
    156,557.62/234,854.25 = 56,764.81/x
  3. Step 3: Cross multiply
    156,557.62x = 234,854.25 × 56,764.81
  4. Step 4: Simplify right side
    156,557.62x = 13,331,456,878.94
  5. Step 5: Solve for x
    x = 13,331,456,878.94/156,557.62
  6. Step 6: Final answer
    x = 85,153.68

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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.