Home / 49,626.90-74,398.49-21,525.78

Finding the Fourth Proportional to 49,626.90, 74,398.49 and 21,525.78

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Solution

The fourth proportional to 49,626.90, 74,398.49 and 21,525.78 is: 32,270.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,626.90 : 74,398.49 = 21,525.78 : x
  2. Step 2: Convert to fraction form
    49,626.90/74,398.49 = 21,525.78/x
  3. Step 3: Cross multiply
    49,626.90x = 74,398.49 × 21,525.78
  4. Step 4: Simplify right side
    49,626.90x = 1,601,485,780.16
  5. Step 5: Solve for x
    x = 1,601,485,780.16/49,626.90
  6. Step 6: Final answer
    x = 32,270.52

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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.