Home / 86,529.96-119,388.78-50,700.72

Finding the Fourth Proportional to 86,529.96, 119,388.78 and 50,700.72

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Solution

The fourth proportional to 86,529.96, 119,388.78 and 50,700.72 is: 69,953.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,529.96 : 119,388.78 = 50,700.72 : x
  2. Step 2: Convert to fraction form
    86,529.96/119,388.78 = 50,700.72/x
  3. Step 3: Cross multiply
    86,529.96x = 119,388.78 × 50,700.72
  4. Step 4: Simplify right side
    86,529.96x = 6,053,097,105.92
  5. Step 5: Solve for x
    x = 6,053,097,105.92/86,529.96
  6. Step 6: Final answer
    x = 69,953.77

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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.