Home / 67,627.63-101,450.66-28,175.50

Finding the Fourth Proportional to 67,627.63, 101,450.66 and 28,175.50

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Solution

The fourth proportional to 67,627.63, 101,450.66 and 28,175.50 is: 42,267.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,627.63 : 101,450.66 = 28,175.50 : x
  2. Step 2: Convert to fraction form
    67,627.63/101,450.66 = 28,175.50/x
  3. Step 3: Cross multiply
    67,627.63x = 101,450.66 × 28,175.50
  4. Step 4: Simplify right side
    67,627.63x = 2,858,423,070.83
  5. Step 5: Solve for x
    x = 2,858,423,070.83/67,627.63
  6. Step 6: Final answer
    x = 42,267.09

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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.