Home / 39,725.68-59,565.72-30,716.56

Finding the Fourth Proportional to 39,725.68, 59,565.72 and 30,716.56

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Solution

The fourth proportional to 39,725.68, 59,565.72 and 30,716.56 is: 46,057.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,725.68 : 59,565.72 = 30,716.56 : x
  2. Step 2: Convert to fraction form
    39,725.68/59,565.72 = 30,716.56/x
  3. Step 3: Cross multiply
    39,725.68x = 59,565.72 × 30,716.56
  4. Step 4: Simplify right side
    39,725.68x = 1,829,654,012.32
  5. Step 5: Solve for x
    x = 1,829,654,012.32/39,725.68
  6. Step 6: Final answer
    x = 46,057.21

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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.