Home / 134,286.20-201,210.60-98,856.80

Finding the Fourth Proportional to 134,286.20, 201,210.60 and 98,856.80

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Solution

The fourth proportional to 134,286.20, 201,210.60 and 98,856.80 is: 148,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,286.20 : 201,210.60 = 98,856.80 : x
  2. Step 2: Convert to fraction form
    134,286.20/201,210.60 = 98,856.80/x
  3. Step 3: Cross multiply
    134,286.20x = 201,210.60 × 98,856.80
  4. Step 4: Simplify right side
    134,286.20x = 19,891,036,042.08
  5. Step 5: Solve for x
    x = 19,891,036,042.08/134,286.20
  6. Step 6: Final answer
    x = 148,124.20

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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.