Home / 86,587.62-119,491.66-49,799.38

Finding the Fourth Proportional to 86,587.62, 119,491.66 and 49,799.38

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Solution

The fourth proportional to 86,587.62, 119,491.66 and 49,799.38 is: 68,723.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,587.62 : 119,491.66 = 49,799.38 : x
  2. Step 2: Convert to fraction form
    86,587.62/119,491.66 = 49,799.38/x
  3. Step 3: Cross multiply
    86,587.62x = 119,491.66 × 49,799.38
  4. Step 4: Simplify right side
    86,587.62x = 5,950,610,583.17
  5. Step 5: Solve for x
    x = 5,950,610,583.17/86,587.62
  6. Step 6: Final answer
    x = 68,723.57

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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.