Home / 86,440.60-119,016.58-73,494.42

Finding the Fourth Proportional to 86,440.60, 119,016.58 and 73,494.42

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Solution

The fourth proportional to 86,440.60, 119,016.58 and 73,494.42 is: 101,191.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,440.60 : 119,016.58 = 73,494.42 : x
  2. Step 2: Convert to fraction form
    86,440.60/119,016.58 = 73,494.42/x
  3. Step 3: Cross multiply
    86,440.60x = 119,016.58 × 73,494.42
  4. Step 4: Simplify right side
    86,440.60x = 8,747,054,517.48
  5. Step 5: Solve for x
    x = 8,747,054,517.48/86,440.60
  6. Step 6: Final answer
    x = 101,191.51

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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.