Home / 68,750.25-94,879.08-38,545.26

Finding the Fourth Proportional to 68,750.25, 94,879.08 and 38,545.26

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Solution

The fourth proportional to 68,750.25, 94,879.08 and 38,545.26 is: 53,194.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,750.25 : 94,879.08 = 38,545.26 : x
  2. Step 2: Convert to fraction form
    68,750.25/94,879.08 = 38,545.26/x
  3. Step 3: Cross multiply
    68,750.25x = 94,879.08 × 38,545.26
  4. Step 4: Simplify right side
    68,750.25x = 3,657,138,807.16
  5. Step 5: Solve for x
    x = 3,657,138,807.16/68,750.25
  6. Step 6: Final answer
    x = 53,194.55

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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.