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Finding the Fourth Proportional to 61,172.58, 84,422.40 and 33,950.04

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Solution

The fourth proportional to 61,172.58, 84,422.40 and 33,950.04 is: 46,853.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,172.58 : 84,422.40 = 33,950.04 : x
  2. Step 2: Convert to fraction form
    61,172.58/84,422.40 = 33,950.04/x
  3. Step 3: Cross multiply
    61,172.58x = 84,422.40 × 33,950.04
  4. Step 4: Simplify right side
    61,172.58x = 2,866,143,856.90
  5. Step 5: Solve for x
    x = 2,866,143,856.90/61,172.58
  6. Step 6: Final answer
    x = 46,853.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.