Home / 96,906.12-145,331.10-37,728.60

Finding the Fourth Proportional to 96,906.12, 145,331.10 and 37,728.60

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Solution

The fourth proportional to 96,906.12, 145,331.10 and 37,728.60 is: 56,581.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,906.12 : 145,331.10 = 37,728.60 : x
  2. Step 2: Convert to fraction form
    96,906.12/145,331.10 = 37,728.60/x
  3. Step 3: Cross multiply
    96,906.12x = 145,331.10 × 37,728.60
  4. Step 4: Simplify right side
    96,906.12x = 5,483,138,939.46
  5. Step 5: Solve for x
    x = 5,483,138,939.46/96,906.12
  6. Step 6: Final answer
    x = 56,581.97

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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.