Home / 86,436.38-119,202.93-59,251.97

Finding the Fourth Proportional to 86,436.38, 119,202.93 and 59,251.97

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Solution

The fourth proportional to 86,436.38, 119,202.93 and 59,251.97 is: 81,713.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,436.38 : 119,202.93 = 59,251.97 : x
  2. Step 2: Convert to fraction form
    86,436.38/119,202.93 = 59,251.97/x
  3. Step 3: Cross multiply
    86,436.38x = 119,202.93 × 59,251.97
  4. Step 4: Simplify right side
    86,436.38x = 7,063,008,730.28
  5. Step 5: Solve for x
    x = 7,063,008,730.28/86,436.38
  6. Step 6: Final answer
    x = 81,713.38

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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.