Home / 272,097.42-408,150.26-103,627.07

Finding the Fourth Proportional to 272,097.42, 408,150.26 and 103,627.07

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Solution

The fourth proportional to 272,097.42, 408,150.26 and 103,627.07 is: 155,442.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,097.42 : 408,150.26 = 103,627.07 : x
  2. Step 2: Convert to fraction form
    272,097.42/408,150.26 = 103,627.07/x
  3. Step 3: Cross multiply
    272,097.42x = 408,150.26 × 103,627.07
  4. Step 4: Simplify right side
    272,097.42x = 42,295,415,506.72
  5. Step 5: Solve for x
    x = 42,295,415,506.72/272,097.42
  6. Step 6: Final answer
    x = 155,442.18

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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.