Home / 86,530.86-119,389.94-50,701.66

Finding the Fourth Proportional to 86,530.86, 119,389.94 and 50,701.66

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Solution

The fourth proportional to 86,530.86, 119,389.94 and 50,701.66 is: 69,955.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,530.86 : 119,389.94 = 50,701.66 : x
  2. Step 2: Convert to fraction form
    86,530.86/119,389.94 = 50,701.66/x
  3. Step 3: Cross multiply
    86,530.86x = 119,389.94 × 50,701.66
  4. Step 4: Simplify right side
    86,530.86x = 6,053,268,145.30
  5. Step 5: Solve for x
    x = 6,053,268,145.30/86,530.86
  6. Step 6: Final answer
    x = 69,955.02

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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.