Home / 86,529.72-119,400.85-50,222.79

Finding the Fourth Proportional to 86,529.72, 119,400.85 and 50,222.79

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Solution

The fourth proportional to 86,529.72, 119,400.85 and 50,222.79 is: 69,301.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,529.72 : 119,400.85 = 50,222.79 : x
  2. Step 2: Convert to fraction form
    86,529.72/119,400.85 = 50,222.79/x
  3. Step 3: Cross multiply
    86,529.72x = 119,400.85 × 50,222.79
  4. Step 4: Simplify right side
    86,529.72x = 5,996,643,815.37
  5. Step 5: Solve for x
    x = 5,996,643,815.37/86,529.72
  6. Step 6: Final answer
    x = 69,301.55

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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.