Home / 66,556.56-99,801.28-22,167.44

Finding the Fourth Proportional to 66,556.56, 99,801.28 and 22,167.44

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Solution

The fourth proportional to 66,556.56, 99,801.28 and 22,167.44 is: 33,239.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,556.56 : 99,801.28 = 22,167.44 : x
  2. Step 2: Convert to fraction form
    66,556.56/99,801.28 = 22,167.44/x
  3. Step 3: Cross multiply
    66,556.56x = 99,801.28 × 22,167.44
  4. Step 4: Simplify right side
    66,556.56x = 2,212,338,886.32
  5. Step 5: Solve for x
    x = 2,212,338,886.32/66,556.56
  6. Step 6: Final answer
    x = 33,239.98

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1.5x scale

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.