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Finding the Fourth Proportional to 76,174.84, 114,269.82 and 26,248.24

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Solution

The fourth proportional to 76,174.84, 114,269.82 and 26,248.24 is: 39,374.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,174.84 : 114,269.82 = 26,248.24 : x
  2. Step 2: Convert to fraction form
    76,174.84/114,269.82 = 26,248.24/x
  3. Step 3: Cross multiply
    76,174.84x = 114,269.82 × 26,248.24
  4. Step 4: Simplify right side
    76,174.84x = 2,999,381,660.12
  5. Step 5: Solve for x
    x = 2,999,381,660.12/76,174.84
  6. Step 6: Final answer
    x = 39,374.97

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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.