Home / 94,059.12-129,755.34-68,525.76

Finding the Fourth Proportional to 94,059.12, 129,755.34 and 68,525.76

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Solution

The fourth proportional to 94,059.12, 129,755.34 and 68,525.76 is: 94,531.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,059.12 : 129,755.34 = 68,525.76 : x
  2. Step 2: Convert to fraction form
    94,059.12/129,755.34 = 68,525.76/x
  3. Step 3: Cross multiply
    94,059.12x = 129,755.34 × 68,525.76
  4. Step 4: Simplify right side
    94,059.12x = 8,891,583,287.56
  5. Step 5: Solve for x
    x = 8,891,583,287.56/94,059.12
  6. Step 6: Final answer
    x = 94,531.86

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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.