Home / 68,851.47-103,217.07-26,702.52

Finding the Fourth Proportional to 68,851.47, 103,217.07 and 26,702.52

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Solution

The fourth proportional to 68,851.47, 103,217.07 and 26,702.52 is: 40,030.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,851.47 : 103,217.07 = 26,702.52 : x
  2. Step 2: Convert to fraction form
    68,851.47/103,217.07 = 26,702.52/x
  3. Step 3: Cross multiply
    68,851.47x = 103,217.07 × 26,702.52
  4. Step 4: Simplify right side
    68,851.47x = 2,756,155,876.02
  5. Step 5: Solve for x
    x = 2,756,155,876.02/68,851.47
  6. Step 6: Final answer
    x = 40,030.46

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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.