Home / 55,116.63-82,680.39-17,667.27

Finding the Fourth Proportional to 55,116.63, 82,680.39 and 17,667.27

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Solution

The fourth proportional to 55,116.63, 82,680.39 and 17,667.27 is: 26,502.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,116.63 : 82,680.39 = 17,667.27 : x
  2. Step 2: Convert to fraction form
    55,116.63/82,680.39 = 17,667.27/x
  3. Step 3: Cross multiply
    55,116.63x = 82,680.39 × 17,667.27
  4. Step 4: Simplify right side
    55,116.63x = 1,460,736,773.84
  5. Step 5: Solve for x
    x = 1,460,736,773.84/55,116.63
  6. Step 6: Final answer
    x = 26,502.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.