Home / 84,607.68-116,727.71-50,617.15

Finding the Fourth Proportional to 84,607.68, 116,727.71 and 50,617.15

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Solution

The fourth proportional to 84,607.68, 116,727.71 and 50,617.15 is: 69,833.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,607.68 : 116,727.71 = 50,617.15 : x
  2. Step 2: Convert to fraction form
    84,607.68/116,727.71 = 50,617.15/x
  3. Step 3: Cross multiply
    84,607.68x = 116,727.71 × 50,617.15
  4. Step 4: Simplify right side
    84,607.68x = 5,908,424,006.23
  5. Step 5: Solve for x
    x = 5,908,424,006.23/84,607.68
  6. Step 6: Final answer
    x = 69,833.19

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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.