Home / 100,683.20-151,024.14-34,170.16

Finding the Fourth Proportional to 100,683.20, 151,024.14 and 34,170.16

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Solution

The fourth proportional to 100,683.20, 151,024.14 and 34,170.16 is: 51,255.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,683.20 : 151,024.14 = 34,170.16 : x
  2. Step 2: Convert to fraction form
    100,683.20/151,024.14 = 34,170.16/x
  3. Step 3: Cross multiply
    100,683.20x = 151,024.14 × 34,170.16
  4. Step 4: Simplify right side
    100,683.20x = 5,160,519,027.66
  5. Step 5: Solve for x
    x = 5,160,519,027.66/100,683.20
  6. Step 6: Final answer
    x = 51,255.02

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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.