Home / 186,868.59-280,343.77-60,521.61

Finding the Fourth Proportional to 186,868.59, 280,343.77 and 60,521.61

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Solution

The fourth proportional to 186,868.59, 280,343.77 and 60,521.61 is: 90,795.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,868.59 : 280,343.77 = 60,521.61 : x
  2. Step 2: Convert to fraction form
    186,868.59/280,343.77 = 60,521.61/x
  3. Step 3: Cross multiply
    186,868.59x = 280,343.77 × 60,521.61
  4. Step 4: Simplify right side
    186,868.59x = 16,966,854,609.54
  5. Step 5: Solve for x
    x = 16,966,854,609.54/186,868.59
  6. Step 6: Final answer
    x = 90,795.65

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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.