Home / 68,660.58-94,753.17-38,445.06

Finding the Fourth Proportional to 68,660.58, 94,753.17 and 38,445.06

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Solution

The fourth proportional to 68,660.58, 94,753.17 and 38,445.06 is: 53,055.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,660.58 : 94,753.17 = 38,445.06 : x
  2. Step 2: Convert to fraction form
    68,660.58/94,753.17 = 38,445.06/x
  3. Step 3: Cross multiply
    68,660.58x = 94,753.17 × 38,445.06
  4. Step 4: Simplify right side
    68,660.58x = 3,642,791,305.84
  5. Step 5: Solve for x
    x = 3,642,791,305.84/68,660.58
  6. Step 6: Final answer
    x = 53,055.06

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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.