Home / 96,861.27-133,656.12-56,545.86

Finding the Fourth Proportional to 96,861.27, 133,656.12 and 56,545.86

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Solution

The fourth proportional to 96,861.27, 133,656.12 and 56,545.86 is: 78,026.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,861.27 : 133,656.12 = 56,545.86 : x
  2. Step 2: Convert to fraction form
    96,861.27/133,656.12 = 56,545.86/x
  3. Step 3: Cross multiply
    96,861.27x = 133,656.12 × 56,545.86
  4. Step 4: Simplify right side
    96,861.27x = 7,557,700,249.66
  5. Step 5: Solve for x
    x = 7,557,700,249.66/96,861.27
  6. Step 6: Final answer
    x = 78,026.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.