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Finding the Fourth Proportional to 100,363.48, 150,497.55 and 58,256.55

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Solution

The fourth proportional to 100,363.48, 150,497.55 and 58,256.55 is: 87,357.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,363.48 : 150,497.55 = 58,256.55 : x
  2. Step 2: Convert to fraction form
    100,363.48/150,497.55 = 58,256.55/x
  3. Step 3: Cross multiply
    100,363.48x = 150,497.55 × 58,256.55
  4. Step 4: Simplify right side
    100,363.48x = 8,767,468,722.33
  5. Step 5: Solve for x
    x = 8,767,468,722.33/100,363.48
  6. Step 6: Final answer
    x = 87,357.16

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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.