Home / 49,542.88-74,314.12-17,945.55

Finding the Fourth Proportional to 49,542.88, 74,314.12 and 17,945.55

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Solution

The fourth proportional to 49,542.88, 74,314.12 and 17,945.55 is: 26,918.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,542.88 : 74,314.12 = 17,945.55 : x
  2. Step 2: Convert to fraction form
    49,542.88/74,314.12 = 17,945.55/x
  3. Step 3: Cross multiply
    49,542.88x = 74,314.12 × 17,945.55
  4. Step 4: Simplify right side
    49,542.88x = 1,333,607,605.61
  5. Step 5: Solve for x
    x = 1,333,607,605.61/49,542.88
  6. Step 6: Final answer
    x = 26,918.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.