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Finding the Fourth Proportional to 108,750.72, 163,094.76 and 29,867.52

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Solution

The fourth proportional to 108,750.72, 163,094.76 and 29,867.52 is: 44,792.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,750.72 : 163,094.76 = 29,867.52 : x
  2. Step 2: Convert to fraction form
    108,750.72/163,094.76 = 29,867.52/x
  3. Step 3: Cross multiply
    108,750.72x = 163,094.76 × 29,867.52
  4. Step 4: Simplify right side
    108,750.72x = 4,871,236,006.20
  5. Step 5: Solve for x
    x = 4,871,236,006.20/108,750.72
  6. Step 6: Final answer
    x = 44,792.68

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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.