Home / 153,900.11-230,863.33-54,051.61

Finding the Fourth Proportional to 153,900.11, 230,863.33 and 54,051.61

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Solution

The fourth proportional to 153,900.11, 230,863.33 and 54,051.61 is: 81,082.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,900.11 : 230,863.33 = 54,051.61 : x
  2. Step 2: Convert to fraction form
    153,900.11/230,863.33 = 54,051.61/x
  3. Step 3: Cross multiply
    153,900.11x = 230,863.33 × 54,051.61
  4. Step 4: Simplify right side
    153,900.11x = 12,478,534,406.20
  5. Step 5: Solve for x
    x = 12,478,534,406.20/153,900.11
  6. Step 6: Final answer
    x = 81,082.04

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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.