Home / 55,206.42-82,807.93-15,763.60

Finding the Fourth Proportional to 55,206.42, 82,807.93 and 15,763.60

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Solution

The fourth proportional to 55,206.42, 82,807.93 and 15,763.60 is: 23,644.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,206.42 : 82,807.93 = 15,763.60 : x
  2. Step 2: Convert to fraction form
    55,206.42/82,807.93 = 15,763.60/x
  3. Step 3: Cross multiply
    55,206.42x = 82,807.93 × 15,763.60
  4. Step 4: Simplify right side
    55,206.42x = 1,305,351,085.35
  5. Step 5: Solve for x
    x = 1,305,351,085.35/55,206.42
  6. Step 6: Final answer
    x = 23,644.91

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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.