Home / 186,182.22-279,316.53-61,515.66

Finding the Fourth Proportional to 186,182.22, 279,316.53 and 61,515.66

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Solution

The fourth proportional to 186,182.22, 279,316.53 and 61,515.66 is: 92,287.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,182.22 : 279,316.53 = 61,515.66 : x
  2. Step 2: Convert to fraction form
    186,182.22/279,316.53 = 61,515.66/x
  3. Step 3: Cross multiply
    186,182.22x = 279,316.53 × 61,515.66
  4. Step 4: Simplify right side
    186,182.22x = 17,182,340,691.86
  5. Step 5: Solve for x
    x = 17,182,340,691.86/186,182.22
  6. Step 6: Final answer
    x = 92,287.76

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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.