Home / 130,475.44-195,713.18-36,981.20

Finding the Fourth Proportional to 130,475.44, 195,713.18 and 36,981.20

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Solution

The fourth proportional to 130,475.44, 195,713.18 and 36,981.20 is: 55,471.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,475.44 : 195,713.18 = 36,981.20 : x
  2. Step 2: Convert to fraction form
    130,475.44/195,713.18 = 36,981.20/x
  3. Step 3: Cross multiply
    130,475.44x = 195,713.18 × 36,981.20
  4. Step 4: Simplify right side
    130,475.44x = 7,237,708,252.22
  5. Step 5: Solve for x
    x = 7,237,708,252.22/130,475.44
  6. Step 6: Final answer
    x = 55,471.81

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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.