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Finding the Fourth Proportional to 115,708.84, 173,560.02 and 36,827.80

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Solution

The fourth proportional to 115,708.84, 173,560.02 and 36,827.80 is: 55,240.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,708.84 : 173,560.02 = 36,827.80 : x
  2. Step 2: Convert to fraction form
    115,708.84/173,560.02 = 36,827.80/x
  3. Step 3: Cross multiply
    115,708.84x = 173,560.02 × 36,827.80
  4. Step 4: Simplify right side
    115,708.84x = 6,391,833,704.56
  5. Step 5: Solve for x
    x = 6,391,833,704.56/115,708.84
  6. Step 6: Final answer
    x = 55,240.67

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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.