Home / 154,061.40-231,132.60-48,880.20

Finding the Fourth Proportional to 154,061.40, 231,132.60 and 48,880.20

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Solution

The fourth proportional to 154,061.40, 231,132.60 and 48,880.20 is: 73,333.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,061.40 : 231,132.60 = 48,880.20 : x
  2. Step 2: Convert to fraction form
    154,061.40/231,132.60 = 48,880.20/x
  3. Step 3: Cross multiply
    154,061.40x = 231,132.60 × 48,880.20
  4. Step 4: Simplify right side
    154,061.40x = 11,297,807,714.52
  5. Step 5: Solve for x
    x = 11,297,807,714.52/154,061.40
  6. Step 6: Final answer
    x = 73,333.15

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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.