Home / 154,329.20-231,882.60-98,196.20

Finding the Fourth Proportional to 154,329.20, 231,882.60 and 98,196.20

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Solution

The fourth proportional to 154,329.20, 231,882.60 and 98,196.20 is: 147,541.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,329.20 : 231,882.60 = 98,196.20 : x
  2. Step 2: Convert to fraction form
    154,329.20/231,882.60 = 98,196.20/x
  3. Step 3: Cross multiply
    154,329.20x = 231,882.60 × 98,196.20
  4. Step 4: Simplify right side
    154,329.20x = 22,769,990,166.12
  5. Step 5: Solve for x
    x = 22,769,990,166.12/154,329.20
  6. Step 6: Final answer
    x = 147,541.68

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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.