Home / 57,169.12-78,893.40-32,018.80

Finding the Fourth Proportional to 57,169.12, 78,893.40 and 32,018.80

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Solution

The fourth proportional to 57,169.12, 78,893.40 and 32,018.80 is: 44,185.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,169.12 : 78,893.40 = 32,018.80 : x
  2. Step 2: Convert to fraction form
    57,169.12/78,893.40 = 32,018.80/x
  3. Step 3: Cross multiply
    57,169.12x = 78,893.40 × 32,018.80
  4. Step 4: Simplify right side
    57,169.12x = 2,526,071,995.92
  5. Step 5: Solve for x
    x = 2,526,071,995.92/57,169.12
  6. Step 6: Final answer
    x = 44,185.95

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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.