Home / 45,938.90-63,391.27-25,791.16

Finding the Fourth Proportional to 45,938.90, 63,391.27 and 25,791.16

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Solution

The fourth proportional to 45,938.90, 63,391.27 and 25,791.16 is: 35,589.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,938.90 : 63,391.27 = 25,791.16 : x
  2. Step 2: Convert to fraction form
    45,938.90/63,391.27 = 25,791.16/x
  3. Step 3: Cross multiply
    45,938.90x = 63,391.27 × 25,791.16
  4. Step 4: Simplify right side
    45,938.90x = 1,634,934,701.12
  5. Step 5: Solve for x
    x = 1,634,934,701.12/45,938.90
  6. Step 6: Final answer
    x = 35,589.33

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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.