Home / 105,548.47-145,620.38-60,193.73

Finding the Fourth Proportional to 105,548.47, 145,620.38 and 60,193.73

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Solution

The fourth proportional to 105,548.47, 145,620.38 and 60,193.73 is: 83,046.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,548.47 : 145,620.38 = 60,193.73 : x
  2. Step 2: Convert to fraction form
    105,548.47/145,620.38 = 60,193.73/x
  3. Step 3: Cross multiply
    105,548.47x = 145,620.38 × 60,193.73
  4. Step 4: Simplify right side
    105,548.47x = 8,765,434,350.75
  5. Step 5: Solve for x
    x = 8,765,434,350.75/105,548.47
  6. Step 6: Final answer
    x = 83,046.53

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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.