Home / 68,545.35-94,382.31-59,999.66

Finding the Fourth Proportional to 68,545.35, 94,382.31 and 59,999.66

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Solution

The fourth proportional to 68,545.35, 94,382.31 and 59,999.66 is: 82,615.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,545.35 : 94,382.31 = 59,999.66 : x
  2. Step 2: Convert to fraction form
    68,545.35/94,382.31 = 59,999.66/x
  3. Step 3: Cross multiply
    68,545.35x = 94,382.31 × 59,999.66
  4. Step 4: Simplify right side
    68,545.35x = 5,662,906,038.10
  5. Step 5: Solve for x
    x = 5,662,906,038.10/68,545.35
  6. Step 6: Final answer
    x = 82,615.47

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1.5x scale

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.