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Finding the Fourth Proportional to 108,876.52, 150,224.52 and 63,536.68

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Solution

The fourth proportional to 108,876.52, 150,224.52 and 63,536.68 is: 87,665.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,876.52 : 150,224.52 = 63,536.68 : x
  2. Step 2: Convert to fraction form
    108,876.52/150,224.52 = 63,536.68/x
  3. Step 3: Cross multiply
    108,876.52x = 150,224.52 × 63,536.68
  4. Step 4: Simplify right side
    108,876.52x = 9,544,767,255.39
  5. Step 5: Solve for x
    x = 9,544,767,255.39/108,876.52
  6. Step 6: Final answer
    x = 87,665.98

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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.