Home / 39,759.97-59,638.58-10,178.06

Finding the Fourth Proportional to 39,759.97, 59,638.58 and 10,178.06

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Solution

The fourth proportional to 39,759.97, 59,638.58 and 10,178.06 is: 15,266.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,759.97 : 59,638.58 = 10,178.06 : x
  2. Step 2: Convert to fraction form
    39,759.97/59,638.58 = 10,178.06/x
  3. Step 3: Cross multiply
    39,759.97x = 59,638.58 × 10,178.06
  4. Step 4: Simplify right side
    39,759.97x = 607,004,696.47
  5. Step 5: Solve for x
    x = 607,004,696.47/39,759.97
  6. Step 6: Final answer
    x = 15,266.73

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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.