Home / 130,056.20-195,084.30-111,029.30

Finding the Fourth Proportional to 130,056.20, 195,084.30 and 111,029.30

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Solution

The fourth proportional to 130,056.20, 195,084.30 and 111,029.30 is: 166,543.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,056.20 : 195,084.30 = 111,029.30 : x
  2. Step 2: Convert to fraction form
    130,056.20/195,084.30 = 111,029.30/x
  3. Step 3: Cross multiply
    130,056.20x = 195,084.30 × 111,029.30
  4. Step 4: Simplify right side
    130,056.20x = 21,660,073,269.99
  5. Step 5: Solve for x
    x = 21,660,073,269.99/130,056.20
  6. Step 6: Final answer
    x = 166,543.95

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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.