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Finding the Fourth Proportional to 108,227.34, 149,353.30 and 60,480.68

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Solution

The fourth proportional to 108,227.34, 149,353.30 and 60,480.68 is: 83,463.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,227.34 : 149,353.30 = 60,480.68 : x
  2. Step 2: Convert to fraction form
    108,227.34/149,353.30 = 60,480.68/x
  3. Step 3: Cross multiply
    108,227.34x = 149,353.30 × 60,480.68
  4. Step 4: Simplify right side
    108,227.34x = 9,032,988,095.07
  5. Step 5: Solve for x
    x = 9,032,988,095.07/108,227.34
  6. Step 6: Final answer
    x = 83,463.09

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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.