Home / 85,180.19-127,765.68-26,011.26

Finding the Fourth Proportional to 85,180.19, 127,765.68 and 26,011.26

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Solution

The fourth proportional to 85,180.19, 127,765.68 and 26,011.26 is: 39,015.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,180.19 : 127,765.68 = 26,011.26 : x
  2. Step 2: Convert to fraction form
    85,180.19/127,765.68 = 26,011.26/x
  3. Step 3: Cross multiply
    85,180.19x = 127,765.68 × 26,011.26
  4. Step 4: Simplify right side
    85,180.19x = 3,323,346,321.56
  5. Step 5: Solve for x
    x = 3,323,346,321.56/85,180.19
  6. Step 6: Final answer
    x = 39,015.49

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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.