Home / 68,986.13-95,273.14-47,531.66

Finding the Fourth Proportional to 68,986.13, 95,273.14 and 47,531.66

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Solution

The fourth proportional to 68,986.13, 95,273.14 and 47,531.66 is: 65,643.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,986.13 : 95,273.14 = 47,531.66 : x
  2. Step 2: Convert to fraction form
    68,986.13/95,273.14 = 47,531.66/x
  3. Step 3: Cross multiply
    68,986.13x = 95,273.14 × 47,531.66
  4. Step 4: Simplify right side
    68,986.13x = 4,528,490,497.61
  5. Step 5: Solve for x
    x = 4,528,490,497.61/68,986.13
  6. Step 6: Final answer
    x = 65,643.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.