Home / 186,774.80-280,198.18-60,446.39

Finding the Fourth Proportional to 186,774.80, 280,198.18 and 60,446.39

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Solution

The fourth proportional to 186,774.80, 280,198.18 and 60,446.39 is: 90,681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,774.80 : 280,198.18 = 60,446.39 : x
  2. Step 2: Convert to fraction form
    186,774.80/280,198.18 = 60,446.39/x
  3. Step 3: Cross multiply
    186,774.80x = 280,198.18 × 60,446.39
  4. Step 4: Simplify right side
    186,774.80x = 16,936,967,140.14
  5. Step 5: Solve for x
    x = 16,936,967,140.14/186,774.80
  6. Step 6: Final answer
    x = 90,681.22

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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.