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Finding the Fourth Proportional to 60,271.70, 83,178.43 and 36,401.87

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Solution

The fourth proportional to 60,271.70, 83,178.43 and 36,401.87 is: 50,236.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,271.70 : 83,178.43 = 36,401.87 : x
  2. Step 2: Convert to fraction form
    60,271.70/83,178.43 = 36,401.87/x
  3. Step 3: Cross multiply
    60,271.70x = 83,178.43 × 36,401.87
  4. Step 4: Simplify right side
    60,271.70x = 3,027,850,512.61
  5. Step 5: Solve for x
    x = 3,027,850,512.61/60,271.70
  6. Step 6: Final answer
    x = 50,236.69

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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.