Home / 130,590.27-195,959.21-55,703.30

Finding the Fourth Proportional to 130,590.27, 195,959.21 and 55,703.30

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Solution

The fourth proportional to 130,590.27, 195,959.21 and 55,703.30 is: 83,586.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,590.27 : 195,959.21 = 55,703.30 : x
  2. Step 2: Convert to fraction form
    130,590.27/195,959.21 = 55,703.30/x
  3. Step 3: Cross multiply
    130,590.27x = 195,959.21 × 55,703.30
  4. Step 4: Simplify right side
    130,590.27x = 10,915,573,404.08
  5. Step 5: Solve for x
    x = 10,915,573,404.08/130,590.27
  6. Step 6: Final answer
    x = 83,586.42

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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.