Home / 53,616.50-73,979.79-29,738.06

Finding the Fourth Proportional to 53,616.50, 73,979.79 and 29,738.06

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Solution

The fourth proportional to 53,616.50, 73,979.79 and 29,738.06 is: 41,032.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,616.50 : 73,979.79 = 29,738.06 : x
  2. Step 2: Convert to fraction form
    53,616.50/73,979.79 = 29,738.06/x
  3. Step 3: Cross multiply
    53,616.50x = 73,979.79 × 29,738.06
  4. Step 4: Simplify right side
    53,616.50x = 2,200,015,433.81
  5. Step 5: Solve for x
    x = 2,200,015,433.81/53,616.50
  6. Step 6: Final answer
    x = 41,032.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.