Home / 95,023.01-131,110.92-56,776.81

Finding the Fourth Proportional to 95,023.01, 131,110.92 and 56,776.81

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Solution

The fourth proportional to 95,023.01, 131,110.92 and 56,776.81 is: 78,339.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,023.01 : 131,110.92 = 56,776.81 : x
  2. Step 2: Convert to fraction form
    95,023.01/131,110.92 = 56,776.81/x
  3. Step 3: Cross multiply
    95,023.01x = 131,110.92 × 56,776.81
  4. Step 4: Simplify right side
    95,023.01x = 7,444,059,793.77
  5. Step 5: Solve for x
    x = 7,444,059,793.77/95,023.01
  6. Step 6: Final answer
    x = 78,339.55

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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.