Home / 86,327.73-129,612.75-44,238.06

Finding the Fourth Proportional to 86,327.73, 129,612.75 and 44,238.06

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Solution

The fourth proportional to 86,327.73, 129,612.75 and 44,238.06 is: 66,419.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,327.73 : 129,612.75 = 44,238.06 : x
  2. Step 2: Convert to fraction form
    86,327.73/129,612.75 = 44,238.06/x
  3. Step 3: Cross multiply
    86,327.73x = 129,612.75 × 44,238.06
  4. Step 4: Simplify right side
    86,327.73x = 5,733,816,611.27
  5. Step 5: Solve for x
    x = 5,733,816,611.27/86,327.73
  6. Step 6: Final answer
    x = 66,419.18

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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.