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Finding the Fourth Proportional to 60,104.90, 83,012.86 and 40,951.46

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Solution

The fourth proportional to 60,104.90, 83,012.86 and 40,951.46 is: 56,559.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,104.90 : 83,012.86 = 40,951.46 : x
  2. Step 2: Convert to fraction form
    60,104.90/83,012.86 = 40,951.46/x
  3. Step 3: Cross multiply
    60,104.90x = 83,012.86 × 40,951.46
  4. Step 4: Simplify right side
    60,104.90x = 3,399,497,815.78
  5. Step 5: Solve for x
    x = 3,399,497,815.78/60,104.90
  6. Step 6: Final answer
    x = 56,559.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.