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Finding the Fourth Proportional to 114,371.80, 171,580.63 and 39,494.69

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Solution

The fourth proportional to 114,371.80, 171,580.63 and 39,494.69 is: 59,249.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,371.80 : 171,580.63 = 39,494.69 : x
  2. Step 2: Convert to fraction form
    114,371.80/171,580.63 = 39,494.69/x
  3. Step 3: Cross multiply
    114,371.80x = 171,580.63 × 39,494.69
  4. Step 4: Simplify right side
    114,371.80x = 6,776,523,552.69
  5. Step 5: Solve for x
    x = 6,776,523,552.69/114,371.80
  6. Step 6: Final answer
    x = 59,249.95

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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.