Home / 107,908.89-148,918.55-60,170.73

Finding the Fourth Proportional to 107,908.89, 148,918.55 and 60,170.73

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Solution

The fourth proportional to 107,908.89, 148,918.55 and 60,170.73 is: 83,037.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,908.89 : 148,918.55 = 60,170.73 : x
  2. Step 2: Convert to fraction form
    107,908.89/148,918.55 = 60,170.73/x
  3. Step 3: Cross multiply
    107,908.89x = 148,918.55 × 60,170.73
  4. Step 4: Simplify right side
    107,908.89x = 8,960,537,563.19
  5. Step 5: Solve for x
    x = 8,960,537,563.19/107,908.89
  6. Step 6: Final answer
    x = 83,037.99

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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.