Home / 96,770.32-145,155.50-30,216.15

Finding the Fourth Proportional to 96,770.32, 145,155.50 and 30,216.15

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Solution

The fourth proportional to 96,770.32, 145,155.50 and 30,216.15 is: 45,324.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,770.32 : 145,155.50 = 30,216.15 : x
  2. Step 2: Convert to fraction form
    96,770.32/145,155.50 = 30,216.15/x
  3. Step 3: Cross multiply
    96,770.32x = 145,155.50 × 30,216.15
  4. Step 4: Simplify right side
    96,770.32x = 4,386,040,361.33
  5. Step 5: Solve for x
    x = 4,386,040,361.33/96,770.32
  6. Step 6: Final answer
    x = 45,324.23

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Double scale
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Similar ratio
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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.