Home / 130,245.42-195,383.95-36,751.18

Finding the Fourth Proportional to 130,245.42, 195,383.95 and 36,751.18

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Solution

The fourth proportional to 130,245.42, 195,383.95 and 36,751.18 is: 55,131.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,245.42 : 195,383.95 = 36,751.18 : x
  2. Step 2: Convert to fraction form
    130,245.42/195,383.95 = 36,751.18/x
  3. Step 3: Cross multiply
    130,245.42x = 195,383.95 × 36,751.18
  4. Step 4: Simplify right side
    130,245.42x = 7,180,590,715.56
  5. Step 5: Solve for x
    x = 7,180,590,715.56/130,245.42
  6. Step 6: Final answer
    x = 55,131.23

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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.