Home / 82,723.45-124,073.46-26,556.17

Finding the Fourth Proportional to 82,723.45, 124,073.46 and 26,556.17

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Solution

The fourth proportional to 82,723.45, 124,073.46 and 26,556.17 is: 39,830.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,723.45 : 124,073.46 = 26,556.17 : x
  2. Step 2: Convert to fraction form
    82,723.45/124,073.46 = 26,556.17/x
  3. Step 3: Cross multiply
    82,723.45x = 124,073.46 × 26,556.17
  4. Step 4: Simplify right side
    82,723.45x = 3,294,915,896.25
  5. Step 5: Solve for x
    x = 3,294,915,896.25/82,723.45
  6. Step 6: Final answer
    x = 39,830.49

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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.