Home / 98,380.42-147,601.76-35,199.16

Finding the Fourth Proportional to 98,380.42, 147,601.76 and 35,199.16

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Solution

The fourth proportional to 98,380.42, 147,601.76 and 35,199.16 is: 52,809.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,380.42 : 147,601.76 = 35,199.16 : x
  2. Step 2: Convert to fraction form
    98,380.42/147,601.76 = 35,199.16/x
  3. Step 3: Cross multiply
    98,380.42x = 147,601.76 × 35,199.16
  4. Step 4: Simplify right side
    98,380.42x = 5,195,457,966.52
  5. Step 5: Solve for x
    x = 5,195,457,966.52/98,380.42
  6. Step 6: Final answer
    x = 52,809.88

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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.