Home / 130,101.86-195,165.78-35,333.54

Finding the Fourth Proportional to 130,101.86, 195,165.78 and 35,333.54

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Solution

The fourth proportional to 130,101.86, 195,165.78 and 35,333.54 is: 53,003.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,101.86 : 195,165.78 = 35,333.54 : x
  2. Step 2: Convert to fraction form
    130,101.86/195,165.78 = 35,333.54/x
  3. Step 3: Cross multiply
    130,101.86x = 195,165.78 × 35,333.54
  4. Step 4: Simplify right side
    130,101.86x = 6,895,897,894.26
  5. Step 5: Solve for x
    x = 6,895,897,894.26/130,101.86
  6. Step 6: Final answer
    x = 53,003.84

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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.