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Finding the Fourth Proportional to 24,043.40, 36,075.90 and 8,472.20

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Solution

The fourth proportional to 24,043.40, 36,075.90 and 8,472.20 is: 12,712.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,043.40 : 36,075.90 = 8,472.20 : x
  2. Step 2: Convert to fraction form
    24,043.40/36,075.90 = 8,472.20/x
  3. Step 3: Cross multiply
    24,043.40x = 36,075.90 × 8,472.20
  4. Step 4: Simplify right side
    24,043.40x = 305,642,239.98
  5. Step 5: Solve for x
    x = 305,642,239.98/24,043.40
  6. Step 6: Final answer
    x = 12,712.11

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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.