Home / 86,923.44-119,950.20-53,382.96

Finding the Fourth Proportional to 86,923.44, 119,950.20 and 53,382.96

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Solution

The fourth proportional to 86,923.44, 119,950.20 and 53,382.96 is: 73,665.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,923.44 : 119,950.20 = 53,382.96 : x
  2. Step 2: Convert to fraction form
    86,923.44/119,950.20 = 53,382.96/x
  3. Step 3: Cross multiply
    86,923.44x = 119,950.20 × 53,382.96
  4. Step 4: Simplify right side
    86,923.44x = 6,403,296,728.59
  5. Step 5: Solve for x
    x = 6,403,296,728.59/86,923.44
  6. Step 6: Final answer
    x = 73,665.94

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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.