Home / 100,708.14-150,925.98-38,344.62

Finding the Fourth Proportional to 100,708.14, 150,925.98 and 38,344.62

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Solution

The fourth proportional to 100,708.14, 150,925.98 and 38,344.62 is: 57,465.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,708.14 : 150,925.98 = 38,344.62 : x
  2. Step 2: Convert to fraction form
    100,708.14/150,925.98 = 38,344.62/x
  3. Step 3: Cross multiply
    100,708.14x = 150,925.98 × 38,344.62
  4. Step 4: Simplify right side
    100,708.14x = 5,787,199,351.23
  5. Step 5: Solve for x
    x = 5,787,199,351.23/100,708.14
  6. Step 6: Final answer
    x = 57,465.06

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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.