Home / 95,091.45-131,235.17-56,851.13

Finding the Fourth Proportional to 95,091.45, 131,235.17 and 56,851.13

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Solution

The fourth proportional to 95,091.45, 131,235.17 and 56,851.13 is: 78,459.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,091.45 : 131,235.17 = 56,851.13 : x
  2. Step 2: Convert to fraction form
    95,091.45/131,235.17 = 56,851.13/x
  3. Step 3: Cross multiply
    95,091.45x = 131,235.17 × 56,851.13
  4. Step 4: Simplify right side
    95,091.45x = 7,460,866,769.81
  5. Step 5: Solve for x
    x = 7,460,866,769.81/95,091.45
  6. Step 6: Final answer
    x = 78,459.91

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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.