Home / 84,358.92-126,475.33-51,070.96

Finding the Fourth Proportional to 84,358.92, 126,475.33 and 51,070.96

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Solution

The fourth proportional to 84,358.92, 126,475.33 and 51,070.96 is: 76,568.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,358.92 : 126,475.33 = 51,070.96 : x
  2. Step 2: Convert to fraction form
    84,358.92/126,475.33 = 51,070.96/x
  3. Step 3: Cross multiply
    84,358.92x = 126,475.33 × 51,070.96
  4. Step 4: Simplify right side
    84,358.92x = 6,459,216,519.42
  5. Step 5: Solve for x
    x = 6,459,216,519.42/84,358.92
  6. Step 6: Final answer
    x = 76,568.27

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1.5x scale

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.