Home / 86,616.13-119,530.26-48,892.81

Finding the Fourth Proportional to 86,616.13, 119,530.26 and 48,892.81

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Solution

The fourth proportional to 86,616.13, 119,530.26 and 48,892.81 is: 67,472.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,616.13 : 119,530.26 = 48,892.81 : x
  2. Step 2: Convert to fraction form
    86,616.13/119,530.26 = 48,892.81/x
  3. Step 3: Cross multiply
    86,616.13x = 119,530.26 × 48,892.81
  4. Step 4: Simplify right side
    86,616.13x = 5,844,170,291.43
  5. Step 5: Solve for x
    x = 5,844,170,291.43/86,616.13
  6. Step 6: Final answer
    x = 67,472.08

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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.