Home / 175,915.26-263,250-109,386.72

Finding the Fourth Proportional to 175,915.26, 263,250 and 109,386.72

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Solution

The fourth proportional to 175,915.26, 263,250 and 109,386.72 is: 163,692.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,915.26 : 263,250 = 109,386.72 : x
  2. Step 2: Convert to fraction form
    175,915.26/263,250 = 109,386.72/x
  3. Step 3: Cross multiply
    175,915.26x = 263,250 × 109,386.72
  4. Step 4: Simplify right side
    175,915.26x = 28,796,054,040
  5. Step 5: Solve for x
    x = 28,796,054,040/175,915.26
  6. Step 6: Final answer
    x = 163,692.76

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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.