Home / 99,336.43-149,004.61-29,215.75

Finding the Fourth Proportional to 99,336.43, 149,004.61 and 29,215.75

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Solution

The fourth proportional to 99,336.43, 149,004.61 and 29,215.75 is: 43,823.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,336.43 : 149,004.61 = 29,215.75 : x
  2. Step 2: Convert to fraction form
    99,336.43/149,004.61 = 29,215.75/x
  3. Step 3: Cross multiply
    99,336.43x = 149,004.61 × 29,215.75
  4. Step 4: Simplify right side
    99,336.43x = 4,353,280,543.51
  5. Step 5: Solve for x
    x = 4,353,280,543.51/99,336.43
  6. Step 6: Final answer
    x = 43,823.61

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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.