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Finding the Fourth Proportional to 27,124.70, 40,687.05 and 9,596.30

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Solution

The fourth proportional to 27,124.70, 40,687.05 and 9,596.30 is: 14,394.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,124.70 : 40,687.05 = 9,596.30 : x
  2. Step 2: Convert to fraction form
    27,124.70/40,687.05 = 9,596.30/x
  3. Step 3: Cross multiply
    27,124.70x = 40,687.05 × 9,596.30
  4. Step 4: Simplify right side
    27,124.70x = 390,445,137.92
  5. Step 5: Solve for x
    x = 390,445,137.92/27,124.70
  6. Step 6: Final answer
    x = 14,394.45

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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.