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Finding the Fourth Proportional to 72,448.80, 108,596.49 and 24,371.63

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Solution

The fourth proportional to 72,448.80, 108,596.49 and 24,371.63 is: 36,531.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,448.80 : 108,596.49 = 24,371.63 : x
  2. Step 2: Convert to fraction form
    72,448.80/108,596.49 = 24,371.63/x
  3. Step 3: Cross multiply
    72,448.80x = 108,596.49 × 24,371.63
  4. Step 4: Simplify right side
    72,448.80x = 2,646,673,473.58
  5. Step 5: Solve for x
    x = 2,646,673,473.58/72,448.80
  6. Step 6: Final answer
    x = 36,531.64

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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.