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Finding the Fourth Proportional to 24,048.80, 36,046.80 and 8,458.40

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Solution

The fourth proportional to 24,048.80, 36,046.80 and 8,458.40 is: 12,678.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,048.80 : 36,046.80 = 8,458.40 : x
  2. Step 2: Convert to fraction form
    24,048.80/36,046.80 = 8,458.40/x
  3. Step 3: Cross multiply
    24,048.80x = 36,046.80 × 8,458.40
  4. Step 4: Simplify right side
    24,048.80x = 304,898,253.12
  5. Step 5: Solve for x
    x = 304,898,253.12/24,048.80
  6. Step 6: Final answer
    x = 12,678.31

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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.