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Finding the Fourth Proportional to 63,972.70, 88,253.80 and 37,099.64

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Solution

The fourth proportional to 63,972.70, 88,253.80 and 37,099.64 is: 51,180.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,972.70 : 88,253.80 = 37,099.64 : x
  2. Step 2: Convert to fraction form
    63,972.70/88,253.80 = 37,099.64/x
  3. Step 3: Cross multiply
    63,972.70x = 88,253.80 × 37,099.64
  4. Step 4: Simplify right side
    63,972.70x = 3,274,184,048.78
  5. Step 5: Solve for x
    x = 3,274,184,048.78/63,972.70
  6. Step 6: Final answer
    x = 51,180.96

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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.