Home / 154,397.70-231,607.35-60,891.30

Finding the Fourth Proportional to 154,397.70, 231,607.35 and 60,891.30

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Solution

The fourth proportional to 154,397.70, 231,607.35 and 60,891.30 is: 91,341.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,397.70 : 231,607.35 = 60,891.30 : x
  2. Step 2: Convert to fraction form
    154,397.70/231,607.35 = 60,891.30/x
  3. Step 3: Cross multiply
    154,397.70x = 231,607.35 × 60,891.30
  4. Step 4: Simplify right side
    154,397.70x = 14,102,872,631.06
  5. Step 5: Solve for x
    x = 14,102,872,631.06/154,397.70
  6. Step 6: Final answer
    x = 91,341.21

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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.