Home / 129,350.76-194,026.19-58,190.28

Finding the Fourth Proportional to 129,350.76, 194,026.19 and 58,190.28

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Solution

The fourth proportional to 129,350.76, 194,026.19 and 58,190.28 is: 87,285.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,350.76 : 194,026.19 = 58,190.28 : x
  2. Step 2: Convert to fraction form
    129,350.76/194,026.19 = 58,190.28/x
  3. Step 3: Cross multiply
    129,350.76x = 194,026.19 × 58,190.28
  4. Step 4: Simplify right side
    129,350.76x = 11,290,437,062.35
  5. Step 5: Solve for x
    x = 11,290,437,062.35/129,350.76
  6. Step 6: Final answer
    x = 87,285.44

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1.5x scale

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.