Home / 154,325.20-231,876.60-98,192.20

Finding the Fourth Proportional to 154,325.20, 231,876.60 and 98,192.20

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Solution

The fourth proportional to 154,325.20, 231,876.60 and 98,192.20 is: 147,535.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,325.20 : 231,876.60 = 98,192.20 : x
  2. Step 2: Convert to fraction form
    154,325.20/231,876.60 = 98,192.20/x
  3. Step 3: Cross multiply
    154,325.20x = 231,876.60 × 98,192.20
  4. Step 4: Simplify right side
    154,325.20x = 22,768,473,482.52
  5. Step 5: Solve for x
    x = 22,768,473,482.52/154,325.20
  6. Step 6: Final answer
    x = 147,535.68

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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.