Home / 186,649.11-280,013.36-60,296.60

Finding the Fourth Proportional to 186,649.11, 280,013.36 and 60,296.60

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Solution

The fourth proportional to 186,649.11, 280,013.36 and 60,296.60 is: 90,457.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,649.11 : 280,013.36 = 60,296.60 : x
  2. Step 2: Convert to fraction form
    186,649.11/280,013.36 = 60,296.60/x
  3. Step 3: Cross multiply
    186,649.11x = 280,013.36 × 60,296.60
  4. Step 4: Simplify right side
    186,649.11x = 16,883,853,961.13
  5. Step 5: Solve for x
    x = 16,883,853,961.13/186,649.11
  6. Step 6: Final answer
    x = 90,457.73

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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.