Home / 68,108.16-93,986.88-37,892.48

Finding the Fourth Proportional to 68,108.16, 93,986.88 and 37,892.48

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Solution

The fourth proportional to 68,108.16, 93,986.88 and 37,892.48 is: 52,290.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,108.16 : 93,986.88 = 37,892.48 : x
  2. Step 2: Convert to fraction form
    68,108.16/93,986.88 = 37,892.48/x
  3. Step 3: Cross multiply
    68,108.16x = 93,986.88 × 37,892.48
  4. Step 4: Simplify right side
    68,108.16x = 3,561,395,970.66
  5. Step 5: Solve for x
    x = 3,561,395,970.66/68,108.16
  6. Step 6: Final answer
    x = 52,290.30

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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.