Home / 68,330.93-94,287.25-38,112.71

Finding the Fourth Proportional to 68,330.93, 94,287.25 and 38,112.71

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Solution

The fourth proportional to 68,330.93, 94,287.25 and 38,112.71 is: 52,590.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,330.93 : 94,287.25 = 38,112.71 : x
  2. Step 2: Convert to fraction form
    68,330.93/94,287.25 = 38,112.71/x
  3. Step 3: Cross multiply
    68,330.93x = 94,287.25 × 38,112.71
  4. Step 4: Simplify right side
    68,330.93x = 3,593,542,615.95
  5. Step 5: Solve for x
    x = 3,593,542,615.95/68,330.93
  6. Step 6: Final answer
    x = 52,590.28

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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.