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Finding the Fourth Proportional to 74,590.46, 111,869.46 and 24,658.76

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Solution

The fourth proportional to 74,590.46, 111,869.46 and 24,658.76 is: 36,982.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,590.46 : 111,869.46 = 24,658.76 : x
  2. Step 2: Convert to fraction form
    74,590.46/111,869.46 = 24,658.76/x
  3. Step 3: Cross multiply
    74,590.46x = 111,869.46 × 24,658.76
  4. Step 4: Simplify right side
    74,590.46x = 2,758,562,165.47
  5. Step 5: Solve for x
    x = 2,758,562,165.47/74,590.46
  6. Step 6: Final answer
    x = 36,982.77

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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.