Home / 186,542.90-279,854.34-60,190.38

Finding the Fourth Proportional to 186,542.90, 279,854.34 and 60,190.38

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Solution

The fourth proportional to 186,542.90, 279,854.34 and 60,190.38 is: 90,298.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,542.90 : 279,854.34 = 60,190.38 : x
  2. Step 2: Convert to fraction form
    186,542.90/279,854.34 = 60,190.38/x
  3. Step 3: Cross multiply
    186,542.90x = 279,854.34 × 60,190.38
  4. Step 4: Simplify right side
    186,542.90x = 16,844,539,069.25
  5. Step 5: Solve for x
    x = 16,844,539,069.25/186,542.90
  6. Step 6: Final answer
    x = 90,298.47

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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.