Home / 55,823.45-83,747.79-18,387.27

Finding the Fourth Proportional to 55,823.45, 83,747.79 and 18,387.27

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Solution

The fourth proportional to 55,823.45, 83,747.79 and 18,387.27 is: 27,585.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,823.45 : 83,747.79 = 18,387.27 : x
  2. Step 2: Convert to fraction form
    55,823.45/83,747.79 = 18,387.27/x
  3. Step 3: Cross multiply
    55,823.45x = 83,747.79 × 18,387.27
  4. Step 4: Simplify right side
    55,823.45x = 1,539,893,226.63
  5. Step 5: Solve for x
    x = 1,539,893,226.63/55,823.45
  6. Step 6: Final answer
    x = 27,585.06

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1.5x scale

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.