Home / 68,324.31-94,287.65-38,108.84

Finding the Fourth Proportional to 68,324.31, 94,287.65 and 38,108.84

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Solution

The fourth proportional to 68,324.31, 94,287.65 and 38,108.84 is: 52,590.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,324.31 : 94,287.65 = 38,108.84 : x
  2. Step 2: Convert to fraction form
    68,324.31/94,287.65 = 38,108.84/x
  3. Step 3: Cross multiply
    68,324.31x = 94,287.65 × 38,108.84
  4. Step 4: Simplify right side
    68,324.31x = 3,593,192,305.84
  5. Step 5: Solve for x
    x = 3,593,192,305.84/68,324.31
  6. Step 6: Final answer
    x = 52,590.25

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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.