Home / 67,721.13-93,453.08-37,507.73

Finding the Fourth Proportional to 67,721.13, 93,453.08 and 37,507.73

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Solution

The fourth proportional to 67,721.13, 93,453.08 and 37,507.73 is: 51,759.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,721.13 : 93,453.08 = 37,507.73 : x
  2. Step 2: Convert to fraction form
    67,721.13/93,453.08 = 37,507.73/x
  3. Step 3: Cross multiply
    67,721.13x = 93,453.08 × 37,507.73
  4. Step 4: Simplify right side
    67,721.13x = 3,505,212,237.50
  5. Step 5: Solve for x
    x = 3,505,212,237.50/67,721.13
  6. Step 6: Final answer
    x = 51,759.51

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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.