Home / 55,021.59-75,965.08-37,822.56

Finding the Fourth Proportional to 55,021.59, 75,965.08 and 37,822.56

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Solution

The fourth proportional to 55,021.59, 75,965.08 and 37,822.56 is: 52,219.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,021.59 : 75,965.08 = 37,822.56 : x
  2. Step 2: Convert to fraction form
    55,021.59/75,965.08 = 37,822.56/x
  3. Step 3: Cross multiply
    55,021.59x = 75,965.08 × 37,822.56
  4. Step 4: Simplify right side
    55,021.59x = 2,873,193,796.20
  5. Step 5: Solve for x
    x = 2,873,193,796.20/55,021.59
  6. Step 6: Final answer
    x = 52,219.39

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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.