Home / 84,616.81-116,767.18-50,644.01

Finding the Fourth Proportional to 84,616.81, 116,767.18 and 50,644.01

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Solution

The fourth proportional to 84,616.81, 116,767.18 and 50,644.01 is: 69,886.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,616.81 : 116,767.18 = 50,644.01 : x
  2. Step 2: Convert to fraction form
    84,616.81/116,767.18 = 50,644.01/x
  3. Step 3: Cross multiply
    84,616.81x = 116,767.18 × 50,644.01
  4. Step 4: Simplify right side
    84,616.81x = 5,913,558,231.59
  5. Step 5: Solve for x
    x = 5,913,558,231.59/84,616.81
  6. Step 6: Final answer
    x = 69,886.33

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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.