Home / 55,425.45-83,150.46-15,979.49

Finding the Fourth Proportional to 55,425.45, 83,150.46 and 15,979.49

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Solution

The fourth proportional to 55,425.45, 83,150.46 and 15,979.49 is: 23,972.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,425.45 : 83,150.46 = 15,979.49 : x
  2. Step 2: Convert to fraction form
    55,425.45/83,150.46 = 15,979.49/x
  3. Step 3: Cross multiply
    55,425.45x = 83,150.46 × 15,979.49
  4. Step 4: Simplify right side
    55,425.45x = 1,328,701,528.31
  5. Step 5: Solve for x
    x = 1,328,701,528.31/55,425.45
  6. Step 6: Final answer
    x = 23,972.77

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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.