Home / 39,201.93-54,098.73-21,296.95

Finding the Fourth Proportional to 39,201.93, 54,098.73 and 21,296.95

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Solution

The fourth proportional to 39,201.93, 54,098.73 and 21,296.95 is: 29,389.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,201.93 : 54,098.73 = 21,296.95 : x
  2. Step 2: Convert to fraction form
    39,201.93/54,098.73 = 21,296.95/x
  3. Step 3: Cross multiply
    39,201.93x = 54,098.73 × 21,296.95
  4. Step 4: Simplify right side
    39,201.93x = 1,152,137,812.63
  5. Step 5: Solve for x
    x = 1,152,137,812.63/39,201.93
  6. Step 6: Final answer
    x = 29,389.82

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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.