Home / 29,200.75-43,828.80-18,073.78

Finding the Fourth Proportional to 29,200.75, 43,828.80 and 18,073.78

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Solution

The fourth proportional to 29,200.75, 43,828.80 and 18,073.78 is: 27,127.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,200.75 : 43,828.80 = 18,073.78 : x
  2. Step 2: Convert to fraction form
    29,200.75/43,828.80 = 18,073.78/x
  3. Step 3: Cross multiply
    29,200.75x = 43,828.80 × 18,073.78
  4. Step 4: Simplify right side
    29,200.75x = 792,152,088.86
  5. Step 5: Solve for x
    x = 792,152,088.86/29,200.75
  6. Step 6: Final answer
    x = 27,127.80

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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.