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Finding the Fourth Proportional to 25,573.70, 38,360.55 and 8,048.90

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Solution

The fourth proportional to 25,573.70, 38,360.55 and 8,048.90 is: 12,073.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,573.70 : 38,360.55 = 8,048.90 : x
  2. Step 2: Convert to fraction form
    25,573.70/38,360.55 = 8,048.90/x
  3. Step 3: Cross multiply
    25,573.70x = 38,360.55 × 8,048.90
  4. Step 4: Simplify right side
    25,573.70x = 308,760,230.90
  5. Step 5: Solve for x
    x = 308,760,230.90/25,573.70
  6. Step 6: Final answer
    x = 12,073.35

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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.