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Finding the Fourth Proportional to 62,439.75, 93,659.72 and 25,503.75

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Solution

The fourth proportional to 62,439.75, 93,659.72 and 25,503.75 is: 38,255.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,439.75 : 93,659.72 = 25,503.75 : x
  2. Step 2: Convert to fraction form
    62,439.75/93,659.72 = 25,503.75/x
  3. Step 3: Cross multiply
    62,439.75x = 93,659.72 × 25,503.75
  4. Step 4: Simplify right side
    62,439.75x = 2,388,674,083.95
  5. Step 5: Solve for x
    x = 2,388,674,083.95/62,439.75
  6. Step 6: Final answer
    x = 38,255.66

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1.5x scale

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.