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Finding the Fourth Proportional to 24,080.40, 36,123.30 and 7,440.30

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Solution

The fourth proportional to 24,080.40, 36,123.30 and 7,440.30 is: 11,161.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,080.40 : 36,123.30 = 7,440.30 : x
  2. Step 2: Convert to fraction form
    24,080.40/36,123.30 = 7,440.30/x
  3. Step 3: Cross multiply
    24,080.40x = 36,123.30 × 7,440.30
  4. Step 4: Simplify right side
    24,080.40x = 268,768,188.99
  5. Step 5: Solve for x
    x = 268,768,188.99/24,080.40
  6. Step 6: Final answer
    x = 11,161.28

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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.