Home / 209,106.62-288,568.33-113,614.10

Finding the Fourth Proportional to 209,106.62, 288,568.33 and 113,614.10

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Solution

The fourth proportional to 209,106.62, 288,568.33 and 113,614.10 is: 156,788.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,106.62 : 288,568.33 = 113,614.10 : x
  2. Step 2: Convert to fraction form
    209,106.62/288,568.33 = 113,614.10/x
  3. Step 3: Cross multiply
    209,106.62x = 288,568.33 × 113,614.10
  4. Step 4: Simplify right side
    209,106.62x = 32,785,429,374.58
  5. Step 5: Solve for x
    x = 32,785,429,374.58/209,106.62
  6. Step 6: Final answer
    x = 156,788.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.