Home / 130,112.60-195,168.96-36,618.35

Finding the Fourth Proportional to 130,112.60, 195,168.96 and 36,618.35

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Solution

The fourth proportional to 130,112.60, 195,168.96 and 36,618.35 is: 54,927.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,112.60 : 195,168.96 = 36,618.35 : x
  2. Step 2: Convert to fraction form
    130,112.60/195,168.96 = 36,618.35/x
  3. Step 3: Cross multiply
    130,112.60x = 195,168.96 × 36,618.35
  4. Step 4: Simplify right side
    130,112.60x = 7,146,764,310.57
  5. Step 5: Solve for x
    x = 7,146,764,310.57/130,112.60
  6. Step 6: Final answer
    x = 54,927.54

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1.5x scale

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.