Home / 154,016.40-231,211.80-97,856.40

Finding the Fourth Proportional to 154,016.40, 231,211.80 and 97,856.40

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Solution

The fourth proportional to 154,016.40, 231,211.80 and 97,856.40 is: 146,903.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,016.40 : 231,211.80 = 97,856.40 : x
  2. Step 2: Convert to fraction form
    154,016.40/231,211.80 = 97,856.40/x
  3. Step 3: Cross multiply
    154,016.40x = 231,211.80 × 97,856.40
  4. Step 4: Simplify right side
    154,016.40x = 22,625,554,385.52
  5. Step 5: Solve for x
    x = 22,625,554,385.52/154,016.40
  6. Step 6: Final answer
    x = 146,903.54

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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.