Home / 104,172.84-156,260.24-25,287.76

Finding the Fourth Proportional to 104,172.84, 156,260.24 and 25,287.76

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Solution

The fourth proportional to 104,172.84, 156,260.24 and 25,287.76 is: 37,931.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,172.84 : 156,260.24 = 25,287.76 : x
  2. Step 2: Convert to fraction form
    104,172.84/156,260.24 = 25,287.76/x
  3. Step 3: Cross multiply
    104,172.84x = 156,260.24 × 25,287.76
  4. Step 4: Simplify right side
    104,172.84x = 3,951,471,446.66
  5. Step 5: Solve for x
    x = 3,951,471,446.66/104,172.84
  6. Step 6: Final answer
    x = 37,931.88

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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.