Home / 39,777.44-59,646.68-23,143.28

Finding the Fourth Proportional to 39,777.44, 59,646.68 and 23,143.28

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Solution

The fourth proportional to 39,777.44, 59,646.68 and 23,143.28 is: 34,703.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,777.44 : 59,646.68 = 23,143.28 : x
  2. Step 2: Convert to fraction form
    39,777.44/59,646.68 = 23,143.28/x
  3. Step 3: Cross multiply
    39,777.44x = 59,646.68 × 23,143.28
  4. Step 4: Simplify right side
    39,777.44x = 1,380,419,816.31
  5. Step 5: Solve for x
    x = 1,380,419,816.31/39,777.44
  6. Step 6: Final answer
    x = 34,703.59

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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.