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Finding the Fourth Proportional to 69,015.70, 103,535.70 and 24,668.20

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Solution

The fourth proportional to 69,015.70, 103,535.70 and 24,668.20 is: 37,006.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,015.70 : 103,535.70 = 24,668.20 : x
  2. Step 2: Convert to fraction form
    69,015.70/103,535.70 = 24,668.20/x
  3. Step 3: Cross multiply
    69,015.70x = 103,535.70 × 24,668.20
  4. Step 4: Simplify right side
    69,015.70x = 2,554,039,354.74
  5. Step 5: Solve for x
    x = 2,554,039,354.74/69,015.70
  6. Step 6: Final answer
    x = 37,006.64

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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.