Home / 130,174.80-195,223.92-55,294.35

Finding the Fourth Proportional to 130,174.80, 195,223.92 and 55,294.35

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Solution

The fourth proportional to 130,174.80, 195,223.92 and 55,294.35 is: 82,925.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,174.80 : 195,223.92 = 55,294.35 : x
  2. Step 2: Convert to fraction form
    130,174.80/195,223.92 = 55,294.35/x
  3. Step 3: Cross multiply
    130,174.80x = 195,223.92 × 55,294.35
  4. Step 4: Simplify right side
    130,174.80x = 10,794,778,508.26
  5. Step 5: Solve for x
    x = 10,794,778,508.26/130,174.80
  6. Step 6: Final answer
    x = 82,925.26

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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.