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Finding the Fourth Proportional to 67,445.56, 93,074.88 and 37,230.90

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Solution

The fourth proportional to 67,445.56, 93,074.88 and 37,230.90 is: 51,378.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,445.56 : 93,074.88 = 37,230.90 : x
  2. Step 2: Convert to fraction form
    67,445.56/93,074.88 = 37,230.90/x
  3. Step 3: Cross multiply
    67,445.56x = 93,074.88 × 37,230.90
  4. Step 4: Simplify right side
    67,445.56x = 3,465,261,549.79
  5. Step 5: Solve for x
    x = 3,465,261,549.79/67,445.56
  6. Step 6: Final answer
    x = 51,378.65

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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.