Home / 154,518.18-231,813.41-47,896.55

Finding the Fourth Proportional to 154,518.18, 231,813.41 and 47,896.55

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Solution

The fourth proportional to 154,518.18, 231,813.41 and 47,896.55 is: 71,856.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,518.18 : 231,813.41 = 47,896.55 : x
  2. Step 2: Convert to fraction form
    154,518.18/231,813.41 = 47,896.55/x
  3. Step 3: Cross multiply
    154,518.18x = 231,813.41 × 47,896.55
  4. Step 4: Simplify right side
    154,518.18x = 11,103,061,184.19
  5. Step 5: Solve for x
    x = 11,103,061,184.19/154,518.18
  6. Step 6: Final answer
    x = 71,856.02

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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.