Home / 55,986.55-83,979.31-22,698.70

Finding the Fourth Proportional to 55,986.55, 83,979.31 and 22,698.70

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Solution

The fourth proportional to 55,986.55, 83,979.31 and 22,698.70 is: 34,047.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,986.55 : 83,979.31 = 22,698.70 : x
  2. Step 2: Convert to fraction form
    55,986.55/83,979.31 = 22,698.70/x
  3. Step 3: Cross multiply
    55,986.55x = 83,979.31 × 22,698.70
  4. Step 4: Simplify right side
    55,986.55x = 1,906,221,446.19
  5. Step 5: Solve for x
    x = 1,906,221,446.19/55,986.55
  6. Step 6: Final answer
    x = 34,047.84

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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.