Home / 86,808.35-119,820.73-50,518.27

Finding the Fourth Proportional to 86,808.35, 119,820.73 and 50,518.27

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Solution

The fourth proportional to 86,808.35, 119,820.73 and 50,518.27 is: 69,729.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,808.35 : 119,820.73 = 50,518.27 : x
  2. Step 2: Convert to fraction form
    86,808.35/119,820.73 = 50,518.27/x
  3. Step 3: Cross multiply
    86,808.35x = 119,820.73 × 50,518.27
  4. Step 4: Simplify right side
    86,808.35x = 6,053,135,989.74
  5. Step 5: Solve for x
    x = 6,053,135,989.74/86,808.35
  6. Step 6: Final answer
    x = 69,729.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.