Home / 86,794.21-119,754.88-50,985.73

Finding the Fourth Proportional to 86,794.21, 119,754.88 and 50,985.73

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Solution

The fourth proportional to 86,794.21, 119,754.88 and 50,985.73 is: 70,347.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,794.21 : 119,754.88 = 50,985.73 : x
  2. Step 2: Convert to fraction form
    86,794.21/119,754.88 = 50,985.73/x
  3. Step 3: Cross multiply
    86,794.21x = 119,754.88 × 50,985.73
  4. Step 4: Simplify right side
    86,794.21x = 6,105,789,977.86
  5. Step 5: Solve for x
    x = 6,105,789,977.86/86,794.21
  6. Step 6: Final answer
    x = 70,347.90

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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.