Home / 68,237.44-94,164.84-38,021.20

Finding the Fourth Proportional to 68,237.44, 94,164.84 and 38,021.20

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Solution

The fourth proportional to 68,237.44, 94,164.84 and 38,021.20 is: 52,467.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,237.44 : 94,164.84 = 38,021.20 : x
  2. Step 2: Convert to fraction form
    68,237.44/94,164.84 = 38,021.20/x
  3. Step 3: Cross multiply
    68,237.44x = 94,164.84 × 38,021.20
  4. Step 4: Simplify right side
    68,237.44x = 3,580,260,214.61
  5. Step 5: Solve for x
    x = 3,580,260,214.61/68,237.44
  6. Step 6: Final answer
    x = 52,467.68

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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.