Home / 60,532.72-90,799.52-21,089.70

Finding the Fourth Proportional to 60,532.72, 90,799.52 and 21,089.70

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Solution

The fourth proportional to 60,532.72, 90,799.52 and 21,089.70 is: 31,634.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,532.72 : 90,799.52 = 21,089.70 : x
  2. Step 2: Convert to fraction form
    60,532.72/90,799.52 = 21,089.70/x
  3. Step 3: Cross multiply
    60,532.72x = 90,799.52 × 21,089.70
  4. Step 4: Simplify right side
    60,532.72x = 1,914,934,531.50
  5. Step 5: Solve for x
    x = 1,914,934,531.50/60,532.72
  6. Step 6: Final answer
    x = 31,634.70

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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.