Home / 130,319.36-195,475.20-36,823.52

Finding the Fourth Proportional to 130,319.36, 195,475.20 and 36,823.52

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Solution

The fourth proportional to 130,319.36, 195,475.20 and 36,823.52 is: 55,234.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,319.36 : 195,475.20 = 36,823.52 : x
  2. Step 2: Convert to fraction form
    130,319.36/195,475.20 = 36,823.52/x
  3. Step 3: Cross multiply
    130,319.36x = 195,475.20 × 36,823.52
  4. Step 4: Simplify right side
    130,319.36x = 7,198,084,936.70
  5. Step 5: Solve for x
    x = 7,198,084,936.70/130,319.36
  6. Step 6: Final answer
    x = 55,234.19

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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.