Home / 130,601.90-195,976.67-55,714.97

Finding the Fourth Proportional to 130,601.90, 195,976.67 and 55,714.97

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Solution

The fourth proportional to 130,601.90, 195,976.67 and 55,714.97 is: 83,603.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,601.90 : 195,976.67 = 55,714.97 : x
  2. Step 2: Convert to fraction form
    130,601.90/195,976.67 = 55,714.97/x
  3. Step 3: Cross multiply
    130,601.90x = 195,976.67 × 55,714.97
  4. Step 4: Simplify right side
    130,601.90x = 10,918,833,031.29
  5. Step 5: Solve for x
    x = 10,918,833,031.29/130,601.90
  6. Step 6: Final answer
    x = 83,603.94

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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.