Home / 60,566.23-90,861.50-21,112.75

Finding the Fourth Proportional to 60,566.23, 90,861.50 and 21,112.75

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Solution

The fourth proportional to 60,566.23, 90,861.50 and 21,112.75 is: 31,673.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,566.23 : 90,861.50 = 21,112.75 : x
  2. Step 2: Convert to fraction form
    60,566.23/90,861.50 = 21,112.75/x
  3. Step 3: Cross multiply
    60,566.23x = 90,861.50 × 21,112.75
  4. Step 4: Simplify right side
    60,566.23x = 1,918,336,134.13
  5. Step 5: Solve for x
    x = 1,918,336,134.13/60,566.23
  6. Step 6: Final answer
    x = 31,673.36

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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.