Home / 154,811.70-232,217.55-49,641.30

Finding the Fourth Proportional to 154,811.70, 232,217.55 and 49,641.30

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Solution

The fourth proportional to 154,811.70, 232,217.55 and 49,641.30 is: 74,461.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,811.70 : 232,217.55 = 49,641.30 : x
  2. Step 2: Convert to fraction form
    154,811.70/232,217.55 = 49,641.30/x
  3. Step 3: Cross multiply
    154,811.70x = 232,217.55 × 49,641.30
  4. Step 4: Simplify right side
    154,811.70x = 11,527,581,064.82
  5. Step 5: Solve for x
    x = 11,527,581,064.82/154,811.70
  6. Step 6: Final answer
    x = 74,461.95

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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.