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Finding the Fourth Proportional to 45,027.60, 67,506.72 and 16,947.12

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Solution

The fourth proportional to 45,027.60, 67,506.72 and 16,947.12 is: 25,407.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,027.60 : 67,506.72 = 16,947.12 : x
  2. Step 2: Convert to fraction form
    45,027.60/67,506.72 = 16,947.12/x
  3. Step 3: Cross multiply
    45,027.60x = 67,506.72 × 16,947.12
  4. Step 4: Simplify right side
    45,027.60x = 1,144,044,484.65
  5. Step 5: Solve for x
    x = 1,144,044,484.65/45,027.60
  6. Step 6: Final answer
    x = 25,407.63

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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.