Home / 53,840.36-74,298.46-29,965.56

Finding the Fourth Proportional to 53,840.36, 74,298.46 and 29,965.56

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Solution

The fourth proportional to 53,840.36, 74,298.46 and 29,965.56 is: 41,351.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,840.36 : 74,298.46 = 29,965.56 : x
  2. Step 2: Convert to fraction form
    53,840.36/74,298.46 = 29,965.56/x
  3. Step 3: Cross multiply
    53,840.36x = 74,298.46 × 29,965.56
  4. Step 4: Simplify right side
    53,840.36x = 2,226,394,961.04
  5. Step 5: Solve for x
    x = 2,226,394,961.04/53,840.36
  6. Step 6: Final answer
    x = 41,351.78

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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.