Home / 154,162.31-231,103.26-59,331.96

Finding the Fourth Proportional to 154,162.31, 231,103.26 and 59,331.96

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Solution

The fourth proportional to 154,162.31, 231,103.26 and 59,331.96 is: 88,943.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,162.31 : 231,103.26 = 59,331.96 : x
  2. Step 2: Convert to fraction form
    154,162.31/231,103.26 = 59,331.96/x
  3. Step 3: Cross multiply
    154,162.31x = 231,103.26 × 59,331.96
  4. Step 4: Simplify right side
    154,162.31x = 13,711,809,378.19
  5. Step 5: Solve for x
    x = 13,711,809,378.19/154,162.31
  6. Step 6: Final answer
    x = 88,943.98

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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.