Home / 124,005.40-186,003.98-53,884.71

Finding the Fourth Proportional to 124,005.40, 186,003.98 and 53,884.71

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Solution

The fourth proportional to 124,005.40, 186,003.98 and 53,884.71 is: 80,825.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,005.40 : 186,003.98 = 53,884.71 : x
  2. Step 2: Convert to fraction form
    124,005.40/186,003.98 = 53,884.71/x
  3. Step 3: Cross multiply
    124,005.40x = 186,003.98 × 53,884.71
  4. Step 4: Simplify right side
    124,005.40x = 10,022,770,453.79
  5. Step 5: Solve for x
    x = 10,022,770,453.79/124,005.40
  6. Step 6: Final answer
    x = 80,825.28

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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.