Home / 146,531.70-219,797.55-67,799.70

Finding the Fourth Proportional to 146,531.70, 219,797.55 and 67,799.70

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Solution

The fourth proportional to 146,531.70, 219,797.55 and 67,799.70 is: 101,699.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,531.70 : 219,797.55 = 67,799.70 : x
  2. Step 2: Convert to fraction form
    146,531.70/219,797.55 = 67,799.70/x
  3. Step 3: Cross multiply
    146,531.70x = 219,797.55 × 67,799.70
  4. Step 4: Simplify right side
    146,531.70x = 14,902,207,950.74
  5. Step 5: Solve for x
    x = 14,902,207,950.74/146,531.70
  6. Step 6: Final answer
    x = 101,699.55

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Similar ratio
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1.5x scale

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.