Home / 154,586.08-231,545.85-104,390.16

Finding the Fourth Proportional to 154,586.08, 231,545.85 and 104,390.16

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Solution

The fourth proportional to 154,586.08, 231,545.85 and 104,390.16 is: 156,360.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,586.08 : 231,545.85 = 104,390.16 : x
  2. Step 2: Convert to fraction form
    154,586.08/231,545.85 = 104,390.16/x
  3. Step 3: Cross multiply
    154,586.08x = 231,545.85 × 104,390.16
  4. Step 4: Simplify right side
    154,586.08x = 24,171,107,040.62
  5. Step 5: Solve for x
    x = 24,171,107,040.62/154,586.08
  6. Step 6: Final answer
    x = 156,360.18

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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.