Home / 100,242.55-150,316.74-58,134.60

Finding the Fourth Proportional to 100,242.55, 150,316.74 and 58,134.60

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Solution

The fourth proportional to 100,242.55, 150,316.74 and 58,134.60 is: 87,174.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,242.55 : 150,316.74 = 58,134.60 : x
  2. Step 2: Convert to fraction form
    100,242.55/150,316.74 = 58,134.60/x
  3. Step 3: Cross multiply
    100,242.55x = 150,316.74 × 58,134.60
  4. Step 4: Simplify right side
    100,242.55x = 8,738,603,553.20
  5. Step 5: Solve for x
    x = 8,738,603,553.20/100,242.55
  6. Step 6: Final answer
    x = 87,174.59

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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.