Home / 86,341.38-119,105.49-59,437.33

Finding the Fourth Proportional to 86,341.38, 119,105.49 and 59,437.33

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Solution

The fourth proportional to 86,341.38, 119,105.49 and 59,437.33 is: 81,992.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,341.38 : 119,105.49 = 59,437.33 : x
  2. Step 2: Convert to fraction form
    86,341.38/119,105.49 = 59,437.33/x
  3. Step 3: Cross multiply
    86,341.38x = 119,105.49 × 59,437.33
  4. Step 4: Simplify right side
    86,341.38x = 7,079,311,904.73
  5. Step 5: Solve for x
    x = 7,079,311,904.73/86,341.38
  6. Step 6: Final answer
    x = 81,992.11

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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.