Home / 56,010.48-77,188.12-40,067.25

Finding the Fourth Proportional to 56,010.48, 77,188.12 and 40,067.25

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Solution

The fourth proportional to 56,010.48, 77,188.12 and 40,067.25 is: 55,216.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,010.48 : 77,188.12 = 40,067.25 : x
  2. Step 2: Convert to fraction form
    56,010.48/77,188.12 = 40,067.25/x
  3. Step 3: Cross multiply
    56,010.48x = 77,188.12 × 40,067.25
  4. Step 4: Simplify right side
    56,010.48x = 3,092,715,701.07
  5. Step 5: Solve for x
    x = 3,092,715,701.07/56,010.48
  6. Step 6: Final answer
    x = 55,216.73

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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.