Home / 60,544.65-90,817.49-21,101.70

Finding the Fourth Proportional to 60,544.65, 90,817.49 and 21,101.70

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Solution

The fourth proportional to 60,544.65, 90,817.49 and 21,101.70 is: 31,652.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,544.65 : 90,817.49 = 21,101.70 : x
  2. Step 2: Convert to fraction form
    60,544.65/90,817.49 = 21,101.70/x
  3. Step 3: Cross multiply
    60,544.65x = 90,817.49 × 21,101.70
  4. Step 4: Simplify right side
    60,544.65x = 1,916,403,428.73
  5. Step 5: Solve for x
    x = 1,916,403,428.73/60,544.65
  6. Step 6: Final answer
    x = 31,652.73

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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.