Home / 174,156.32-261,257.72-68,950.68

Finding the Fourth Proportional to 174,156.32, 261,257.72 and 68,950.68

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Solution

The fourth proportional to 174,156.32, 261,257.72 and 68,950.68 is: 103,435.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,156.32 : 261,257.72 = 68,950.68 : x
  2. Step 2: Convert to fraction form
    174,156.32/261,257.72 = 68,950.68/x
  3. Step 3: Cross multiply
    174,156.32x = 261,257.72 × 68,950.68
  4. Step 4: Simplify right side
    174,156.32x = 18,013,897,449.25
  5. Step 5: Solve for x
    x = 18,013,897,449.25/174,156.32
  6. Step 6: Final answer
    x = 103,435.22

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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.