Home / 68,708.46-94,816.80-38,493.24

Finding the Fourth Proportional to 68,708.46, 94,816.80 and 38,493.24

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Solution

The fourth proportional to 68,708.46, 94,816.80 and 38,493.24 is: 53,120.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,708.46 : 94,816.80 = 38,493.24 : x
  2. Step 2: Convert to fraction form
    68,708.46/94,816.80 = 38,493.24/x
  3. Step 3: Cross multiply
    68,708.46x = 94,816.80 × 38,493.24
  4. Step 4: Simplify right side
    68,708.46x = 3,649,805,838.43
  5. Step 5: Solve for x
    x = 3,649,805,838.43/68,708.46
  6. Step 6: Final answer
    x = 53,120.18

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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.