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Finding the Fourth Proportional to 60,408.69, 83,370.60 and 34,569.63

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Solution

The fourth proportional to 60,408.69, 83,370.60 and 34,569.63 is: 47,709.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,408.69 : 83,370.60 = 34,569.63 : x
  2. Step 2: Convert to fraction form
    60,408.69/83,370.60 = 34,569.63/x
  3. Step 3: Cross multiply
    60,408.69x = 83,370.60 × 34,569.63
  4. Step 4: Simplify right side
    60,408.69x = 2,882,090,794.88
  5. Step 5: Solve for x
    x = 2,882,090,794.88/60,408.69
  6. Step 6: Final answer
    x = 47,709.87

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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.