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Finding the Fourth Proportional to 108,758.58, 150,079.08 and 60,363.12

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Solution

The fourth proportional to 108,758.58, 150,079.08 and 60,363.12 is: 83,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,758.58 : 150,079.08 = 60,363.12 : x
  2. Step 2: Convert to fraction form
    108,758.58/150,079.08 = 60,363.12/x
  3. Step 3: Cross multiply
    108,758.58x = 150,079.08 × 60,363.12
  4. Step 4: Simplify right side
    108,758.58x = 9,059,241,515.53
  5. Step 5: Solve for x
    x = 9,059,241,515.53/108,758.58
  6. Step 6: Final answer
    x = 83,296.80

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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.