Home / 107,320.80-148,091.73-62,013.38

Finding the Fourth Proportional to 107,320.80, 148,091.73 and 62,013.38

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Solution

The fourth proportional to 107,320.80, 148,091.73 and 62,013.38 is: 85,572.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,320.80 : 148,091.73 = 62,013.38 : x
  2. Step 2: Convert to fraction form
    107,320.80/148,091.73 = 62,013.38/x
  3. Step 3: Cross multiply
    107,320.80x = 148,091.73 × 62,013.38
  4. Step 4: Simplify right side
    107,320.80x = 9,183,667,986.89
  5. Step 5: Solve for x
    x = 9,183,667,986.89/107,320.80
  6. Step 6: Final answer
    x = 85,572.12

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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.