Home / 175,540.12-263,259.90-57,221.80

Finding the Fourth Proportional to 175,540.12, 263,259.90 and 57,221.80

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Solution

The fourth proportional to 175,540.12, 263,259.90 and 57,221.80 is: 85,816.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,540.12 : 263,259.90 = 57,221.80 : x
  2. Step 2: Convert to fraction form
    175,540.12/263,259.90 = 57,221.80/x
  3. Step 3: Cross multiply
    175,540.12x = 263,259.90 × 57,221.80
  4. Step 4: Simplify right side
    175,540.12x = 15,064,205,345.82
  5. Step 5: Solve for x
    x = 15,064,205,345.82/175,540.12
  6. Step 6: Final answer
    x = 85,816.31

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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.