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Finding the Fourth Proportional to 32,992.32, 49,458.48 and 17,178.78

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Solution

The fourth proportional to 32,992.32, 49,458.48 and 17,178.78 is: 25,752.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,992.32 : 49,458.48 = 17,178.78 : x
  2. Step 2: Convert to fraction form
    32,992.32/49,458.48 = 17,178.78/x
  3. Step 3: Cross multiply
    32,992.32x = 49,458.48 × 17,178.78
  4. Step 4: Simplify right side
    32,992.32x = 849,636,347.05
  5. Step 5: Solve for x
    x = 849,636,347.05/32,992.32
  6. Step 6: Final answer
    x = 25,752.55

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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.