Home / 85,223.69-127,835.55-26,059.37

Finding the Fourth Proportional to 85,223.69, 127,835.55 and 26,059.37

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Solution

The fourth proportional to 85,223.69, 127,835.55 and 26,059.37 is: 39,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,223.69 : 127,835.55 = 26,059.37 : x
  2. Step 2: Convert to fraction form
    85,223.69/127,835.55 = 26,059.37/x
  3. Step 3: Cross multiply
    85,223.69x = 127,835.55 × 26,059.37
  4. Step 4: Simplify right side
    85,223.69x = 3,331,313,257.43
  5. Step 5: Solve for x
    x = 3,331,313,257.43/85,223.69
  6. Step 6: Final answer
    x = 39,089.05

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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.