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Finding the Fourth Proportional to 57,750.98, 79,695.50 and 32,257.70

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Solution

The fourth proportional to 57,750.98, 79,695.50 and 32,257.70 is: 44,515.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,750.98 : 79,695.50 = 32,257.70 : x
  2. Step 2: Convert to fraction form
    57,750.98/79,695.50 = 32,257.70/x
  3. Step 3: Cross multiply
    57,750.98x = 79,695.50 × 32,257.70
  4. Step 4: Simplify right side
    57,750.98x = 2,570,792,970.58
  5. Step 5: Solve for x
    x = 2,570,792,970.58/57,750.98
  6. Step 6: Final answer
    x = 44,515.14

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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.