Home / 53,727.50-74,142.47-29,853.56

Finding the Fourth Proportional to 53,727.50, 74,142.47 and 29,853.56

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Solution

The fourth proportional to 53,727.50, 74,142.47 and 29,853.56 is: 41,197.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,727.50 : 74,142.47 = 29,853.56 : x
  2. Step 2: Convert to fraction form
    53,727.50/74,142.47 = 29,853.56/x
  3. Step 3: Cross multiply
    53,727.50x = 74,142.47 × 29,853.56
  4. Step 4: Simplify right side
    53,727.50x = 2,213,416,936.68
  5. Step 5: Solve for x
    x = 2,213,416,936.68/53,727.50
  6. Step 6: Final answer
    x = 41,197.09

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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.