Home / 40,167.02-55,428.35-23,170.25

Finding the Fourth Proportional to 40,167.02, 55,428.35 and 23,170.25

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Solution

The fourth proportional to 40,167.02, 55,428.35 and 23,170.25 is: 31,973.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,167.02 : 55,428.35 = 23,170.25 : x
  2. Step 2: Convert to fraction form
    40,167.02/55,428.35 = 23,170.25/x
  3. Step 3: Cross multiply
    40,167.02x = 55,428.35 × 23,170.25
  4. Step 4: Simplify right side
    40,167.02x = 1,284,288,726.59
  5. Step 5: Solve for x
    x = 1,284,288,726.59/40,167.02
  6. Step 6: Final answer
    x = 31,973.71

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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.