Home / 86,119.53-129,109.59-26,924.73

Finding the Fourth Proportional to 86,119.53, 129,109.59 and 26,924.73

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Solution

The fourth proportional to 86,119.53, 129,109.59 and 26,924.73 is: 40,365.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,119.53 : 129,109.59 = 26,924.73 : x
  2. Step 2: Convert to fraction form
    86,119.53/129,109.59 = 26,924.73/x
  3. Step 3: Cross multiply
    86,119.53x = 129,109.59 × 26,924.73
  4. Step 4: Simplify right side
    86,119.53x = 3,476,240,851.16
  5. Step 5: Solve for x
    x = 3,476,240,851.16/86,119.53
  6. Step 6: Final answer
    x = 40,365.30

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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.