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Finding the Fourth Proportional to 100,373.42, 150,512.47 and 58,266.42

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Solution

The fourth proportional to 100,373.42, 150,512.47 and 58,266.42 is: 87,371.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,373.42 : 150,512.47 = 58,266.42 : x
  2. Step 2: Convert to fraction form
    100,373.42/150,512.47 = 58,266.42/x
  3. Step 3: Cross multiply
    100,373.42x = 150,512.47 × 58,266.42
  4. Step 4: Simplify right side
    100,373.42x = 8,769,822,792.26
  5. Step 5: Solve for x
    x = 8,769,822,792.26/100,373.42
  6. Step 6: Final answer
    x = 87,371.96

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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.