Home / 39,786.10-59,642.07-27,312.00

Finding the Fourth Proportional to 39,786.10, 59,642.07 and 27,312.00

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Solution

The fourth proportional to 39,786.10, 59,642.07 and 27,312.00 is: 40,942.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,786.10 : 59,642.07 = 27,312.00 : x
  2. Step 2: Convert to fraction form
    39,786.10/59,642.07 = 27,312.00/x
  3. Step 3: Cross multiply
    39,786.10x = 59,642.07 × 27,312.00
  4. Step 4: Simplify right side
    39,786.10x = 1,628,944,455.69
  5. Step 5: Solve for x
    x = 1,628,944,455.69/39,786.10
  6. Step 6: Final answer
    x = 40,942.55

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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.