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Finding the Fourth Proportional to 60,750.26, 91,131.88 and 25,693.46

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Solution

The fourth proportional to 60,750.26, 91,131.88 and 25,693.46 is: 38,542.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,750.26 : 91,131.88 = 25,693.46 : x
  2. Step 2: Convert to fraction form
    60,750.26/91,131.88 = 25,693.46/x
  3. Step 3: Cross multiply
    60,750.26x = 91,131.88 × 25,693.46
  4. Step 4: Simplify right side
    60,750.26x = 2,341,493,313.50
  5. Step 5: Solve for x
    x = 2,341,493,313.50/60,750.26
  6. Step 6: Final answer
    x = 38,542.93

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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.