Home / 130,481.55-195,740.55-55,601.10

Finding the Fourth Proportional to 130,481.55, 195,740.55 and 55,601.10

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Solution

The fourth proportional to 130,481.55, 195,740.55 and 55,601.10 is: 83,409.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,481.55 : 195,740.55 = 55,601.10 : x
  2. Step 2: Convert to fraction form
    130,481.55/195,740.55 = 55,601.10/x
  3. Step 3: Cross multiply
    130,481.55x = 195,740.55 × 55,601.10
  4. Step 4: Simplify right side
    130,481.55x = 10,883,389,894.61
  5. Step 5: Solve for x
    x = 10,883,389,894.61/130,481.55
  6. Step 6: Final answer
    x = 83,409.42

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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.