Home / 40,177.02-55,447.60-22,277.64

Finding the Fourth Proportional to 40,177.02, 55,447.60 and 22,277.64

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Solution

The fourth proportional to 40,177.02, 55,447.60 and 22,277.64 is: 30,744.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,177.02 : 55,447.60 = 22,277.64 : x
  2. Step 2: Convert to fraction form
    40,177.02/55,447.60 = 22,277.64/x
  3. Step 3: Cross multiply
    40,177.02x = 55,447.60 × 22,277.64
  4. Step 4: Simplify right side
    40,177.02x = 1,235,241,671.66
  5. Step 5: Solve for x
    x = 1,235,241,671.66/40,177.02
  6. Step 6: Final answer
    x = 30,744.98

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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.