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Finding the Fourth Proportional to 84,484.66, 116,575.78 and 48,667.66

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Solution

The fourth proportional to 84,484.66, 116,575.78 and 48,667.66 is: 67,153.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,484.66 : 116,575.78 = 48,667.66 : x
  2. Step 2: Convert to fraction form
    84,484.66/116,575.78 = 48,667.66/x
  3. Step 3: Cross multiply
    84,484.66x = 116,575.78 × 48,667.66
  4. Step 4: Simplify right side
    84,484.66x = 5,673,470,425.27
  5. Step 5: Solve for x
    x = 5,673,470,425.27/84,484.66
  6. Step 6: Final answer
    x = 67,153.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.