Home / 66,519.43-99,692.51-27,030.38

Finding the Fourth Proportional to 66,519.43, 99,692.51 and 27,030.38

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Solution

The fourth proportional to 66,519.43, 99,692.51 and 27,030.38 is: 40,510.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,519.43 : 99,692.51 = 27,030.38 : x
  2. Step 2: Convert to fraction form
    66,519.43/99,692.51 = 27,030.38/x
  3. Step 3: Cross multiply
    66,519.43x = 99,692.51 × 27,030.38
  4. Step 4: Simplify right side
    66,519.43x = 2,694,725,794.84
  5. Step 5: Solve for x
    x = 2,694,725,794.84/66,519.43
  6. Step 6: Final answer
    x = 40,510.36

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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.