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Finding the Fourth Proportional to 175,084.71, 262,632.39 and 68,464.41

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Solution

The fourth proportional to 175,084.71, 262,632.39 and 68,464.41 is: 102,698.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,084.71 : 262,632.39 = 68,464.41 : x
  2. Step 2: Convert to fraction form
    175,084.71/262,632.39 = 68,464.41/x
  3. Step 3: Cross multiply
    175,084.71x = 262,632.39 × 68,464.41
  4. Step 4: Simplify right side
    175,084.71x = 17,980,971,628.24
  5. Step 5: Solve for x
    x = 17,980,971,628.24/175,084.71
  6. Step 6: Final answer
    x = 102,698.70

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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.