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Finding the Fourth Proportional to 101,593.49, 140,204.03 and 61,306.56

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Solution

The fourth proportional to 101,593.49, 140,204.03 and 61,306.56 is: 84,606.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,593.49 : 140,204.03 = 61,306.56 : x
  2. Step 2: Convert to fraction form
    101,593.49/140,204.03 = 61,306.56/x
  3. Step 3: Cross multiply
    101,593.49x = 140,204.03 × 61,306.56
  4. Step 4: Simplify right side
    101,593.49x = 8,595,426,470.90
  5. Step 5: Solve for x
    x = 8,595,426,470.90/101,593.49
  6. Step 6: Final answer
    x = 84,606.08

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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.