Home / 107,744.16-161,535.62-74,368.92

Finding the Fourth Proportional to 107,744.16, 161,535.62 and 74,368.92

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Solution

The fourth proportional to 107,744.16, 161,535.62 and 74,368.92 is: 111,497.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,744.16 : 161,535.62 = 74,368.92 : x
  2. Step 2: Convert to fraction form
    107,744.16/161,535.62 = 74,368.92/x
  3. Step 3: Cross multiply
    107,744.16x = 161,535.62 × 74,368.92
  4. Step 4: Simplify right side
    107,744.16x = 12,013,229,600.93
  5. Step 5: Solve for x
    x = 12,013,229,600.93/107,744.16
  6. Step 6: Final answer
    x = 111,497.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.