Home / 86,141.33-129,238.20-44,050.97

Finding the Fourth Proportional to 86,141.33, 129,238.20 and 44,050.97

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Solution

The fourth proportional to 86,141.33, 129,238.20 and 44,050.97 is: 66,089.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,141.33 : 129,238.20 = 44,050.97 : x
  2. Step 2: Convert to fraction form
    86,141.33/129,238.20 = 44,050.97/x
  3. Step 3: Cross multiply
    86,141.33x = 129,238.20 × 44,050.97
  4. Step 4: Simplify right side
    86,141.33x = 5,693,068,071.05
  5. Step 5: Solve for x
    x = 5,693,068,071.05/86,141.33
  6. Step 6: Final answer
    x = 66,089.86

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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.