Home / 100,863.55-151,260.02-29,767.32

Finding the Fourth Proportional to 100,863.55, 151,260.02 and 29,767.32

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Solution

The fourth proportional to 100,863.55, 151,260.02 and 29,767.32 is: 44,640.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,863.55 : 151,260.02 = 29,767.32 : x
  2. Step 2: Convert to fraction form
    100,863.55/151,260.02 = 29,767.32/x
  3. Step 3: Cross multiply
    100,863.55x = 151,260.02 × 29,767.32
  4. Step 4: Simplify right side
    100,863.55x = 4,502,605,418.55
  5. Step 5: Solve for x
    x = 4,502,605,418.55/100,863.55
  6. Step 6: Final answer
    x = 44,640.56

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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.