Home / 154,590.13-231,491.51-101,839.69

Finding the Fourth Proportional to 154,590.13, 231,491.51 and 101,839.69

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Solution

The fourth proportional to 154,590.13, 231,491.51 and 101,839.69 is: 152,500.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,590.13 : 231,491.51 = 101,839.69 : x
  2. Step 2: Convert to fraction form
    154,590.13/231,491.51 = 101,839.69/x
  3. Step 3: Cross multiply
    154,590.13x = 231,491.51 × 101,839.69
  4. Step 4: Simplify right side
    154,590.13x = 23,575,022,528.10
  5. Step 5: Solve for x
    x = 23,575,022,528.10/154,590.13
  6. Step 6: Final answer
    x = 152,500.18

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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.