Home / 86,723.96-119,672.46-52,727.74

Finding the Fourth Proportional to 86,723.96, 119,672.46 and 52,727.74

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Solution

The fourth proportional to 86,723.96, 119,672.46 and 52,727.74 is: 72,760.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,723.96 : 119,672.46 = 52,727.74 : x
  2. Step 2: Convert to fraction form
    86,723.96/119,672.46 = 52,727.74/x
  3. Step 3: Cross multiply
    86,723.96x = 119,672.46 × 52,727.74
  4. Step 4: Simplify right side
    86,723.96x = 6,310,058,356.04
  5. Step 5: Solve for x
    x = 6,310,058,356.04/86,723.96
  6. Step 6: Final answer
    x = 72,760.27

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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.