Home / 53,642.46-74,027.40-29,770.68

Finding the Fourth Proportional to 53,642.46, 74,027.40 and 29,770.68

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Solution

The fourth proportional to 53,642.46, 74,027.40 and 29,770.68 is: 41,083.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,642.46 : 74,027.40 = 29,770.68 : x
  2. Step 2: Convert to fraction form
    53,642.46/74,027.40 = 29,770.68/x
  3. Step 3: Cross multiply
    53,642.46x = 74,027.40 × 29,770.68
  4. Step 4: Simplify right side
    53,642.46x = 2,203,846,036.63
  5. Step 5: Solve for x
    x = 2,203,846,036.63/53,642.46
  6. Step 6: Final answer
    x = 41,083.99

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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.