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Finding the Fourth Proportional to 108,852.96, 163,279.44 and 34,986.72

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Solution

The fourth proportional to 108,852.96, 163,279.44 and 34,986.72 is: 52,480.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,852.96 : 163,279.44 = 34,986.72 : x
  2. Step 2: Convert to fraction form
    108,852.96/163,279.44 = 34,986.72/x
  3. Step 3: Cross multiply
    108,852.96x = 163,279.44 × 34,986.72
  4. Step 4: Simplify right side
    108,852.96x = 5,712,612,049.04
  5. Step 5: Solve for x
    x = 5,712,612,049.04/108,852.96
  6. Step 6: Final answer
    x = 52,480.08

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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.