Home / 178,898.26-268,150.14-115,568.40

Finding the Fourth Proportional to 178,898.26, 268,150.14 and 115,568.40

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Solution

The fourth proportional to 178,898.26, 268,150.14 and 115,568.40 is: 173,225.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,898.26 : 268,150.14 = 115,568.40 : x
  2. Step 2: Convert to fraction form
    178,898.26/268,150.14 = 115,568.40/x
  3. Step 3: Cross multiply
    178,898.26x = 268,150.14 × 115,568.40
  4. Step 4: Simplify right side
    178,898.26x = 30,989,682,639.58
  5. Step 5: Solve for x
    x = 30,989,682,639.58/178,898.26
  6. Step 6: Final answer
    x = 173,225.18

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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.