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Finding the Fourth Proportional to 60,008.80, 89,928.68 and 45,914.26

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Solution

The fourth proportional to 60,008.80, 89,928.68 and 45,914.26 is: 68,806.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,008.80 : 89,928.68 = 45,914.26 : x
  2. Step 2: Convert to fraction form
    60,008.80/89,928.68 = 45,914.26/x
  3. Step 3: Cross multiply
    60,008.80x = 89,928.68 × 45,914.26
  4. Step 4: Simplify right side
    60,008.80x = 4,129,008,794.98
  5. Step 5: Solve for x
    x = 4,129,008,794.98/60,008.80
  6. Step 6: Final answer
    x = 68,806.72

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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.