Home / 107,101.39-160,674.64-40,540.04

Finding the Fourth Proportional to 107,101.39, 160,674.64 and 40,540.04

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Solution

The fourth proportional to 107,101.39, 160,674.64 and 40,540.04 is: 60,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,101.39 : 160,674.64 = 40,540.04 : x
  2. Step 2: Convert to fraction form
    107,101.39/160,674.64 = 40,540.04/x
  3. Step 3: Cross multiply
    107,101.39x = 160,674.64 × 40,540.04
  4. Step 4: Simplify right side
    107,101.39x = 6,513,756,934.19
  5. Step 5: Solve for x
    x = 6,513,756,934.19/107,101.39
  6. Step 6: Final answer
    x = 60,818.60

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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.