Home / 130,551.19-195,837.16-55,671.97

Finding the Fourth Proportional to 130,551.19, 195,837.16 and 55,671.97

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Solution

The fourth proportional to 130,551.19, 195,837.16 and 55,671.97 is: 83,512.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,551.19 : 195,837.16 = 55,671.97 : x
  2. Step 2: Convert to fraction form
    130,551.19/195,837.16 = 55,671.97/x
  3. Step 3: Cross multiply
    130,551.19x = 195,837.16 × 55,671.97
  4. Step 4: Simplify right side
    130,551.19x = 10,902,640,379.74
  5. Step 5: Solve for x
    x = 10,902,640,379.74/130,551.19
  6. Step 6: Final answer
    x = 83,512.38

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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.