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Finding the Fourth Proportional to 108,169.94, 149,273.88 and 60,423.14

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Solution

The fourth proportional to 108,169.94, 149,273.88 and 60,423.14 is: 83,383.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,169.94 : 149,273.88 = 60,423.14 : x
  2. Step 2: Convert to fraction form
    108,169.94/149,273.88 = 60,423.14/x
  3. Step 3: Cross multiply
    108,169.94x = 149,273.88 × 60,423.14
  4. Step 4: Simplify right side
    108,169.94x = 9,019,596,549.58
  5. Step 5: Solve for x
    x = 9,019,596,549.58/108,169.94
  6. Step 6: Final answer
    x = 83,383.58

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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.