Home / 130,086.48-195,107.04-36,570

Finding the Fourth Proportional to 130,086.48, 195,107.04 and 36,570

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Solution

The fourth proportional to 130,086.48, 195,107.04 and 36,570 is: 54,848.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,086.48 : 195,107.04 = 36,570 : x
  2. Step 2: Convert to fraction form
    130,086.48/195,107.04 = 36,570/x
  3. Step 3: Cross multiply
    130,086.48x = 195,107.04 × 36,570
  4. Step 4: Simplify right side
    130,086.48x = 7,135,064,452.80
  5. Step 5: Solve for x
    x = 7,135,064,452.80/130,086.48
  6. Step 6: Final answer
    x = 54,848.62

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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.