Home / 129,660.32-194,373.60-46,534.88

Finding the Fourth Proportional to 129,660.32, 194,373.60 and 46,534.88

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Solution

The fourth proportional to 129,660.32, 194,373.60 and 46,534.88 is: 69,760.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,660.32 : 194,373.60 = 46,534.88 : x
  2. Step 2: Convert to fraction form
    129,660.32/194,373.60 = 46,534.88/x
  3. Step 3: Cross multiply
    129,660.32x = 194,373.60 × 46,534.88
  4. Step 4: Simplify right side
    129,660.32x = 9,045,152,151.17
  5. Step 5: Solve for x
    x = 9,045,152,151.17/129,660.32
  6. Step 6: Final answer
    x = 69,760.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.