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Finding the Fourth Proportional to 63,738.05, 95,607 and 30,356.87

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Solution

The fourth proportional to 63,738.05, 95,607 and 30,356.87 is: 45,535.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,738.05 : 95,607 = 30,356.87 : x
  2. Step 2: Convert to fraction form
    63,738.05/95,607 = 30,356.87/x
  3. Step 3: Cross multiply
    63,738.05x = 95,607 × 30,356.87
  4. Step 4: Simplify right side
    63,738.05x = 2,902,328,792.06
  5. Step 5: Solve for x
    x = 2,902,328,792.06/63,738.05
  6. Step 6: Final answer
    x = 45,535.27

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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.