Home / 81,058.88-121,583.51-24,899.52

Finding the Fourth Proportional to 81,058.88, 121,583.51 and 24,899.52

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Solution

The fourth proportional to 81,058.88, 121,583.51 and 24,899.52 is: 37,347.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,058.88 : 121,583.51 = 24,899.52 : x
  2. Step 2: Convert to fraction form
    81,058.88/121,583.51 = 24,899.52/x
  3. Step 3: Cross multiply
    81,058.88x = 121,583.51 × 24,899.52
  4. Step 4: Simplify right side
    81,058.88x = 3,027,370,914.42
  5. Step 5: Solve for x
    x = 3,027,370,914.42/81,058.88
  6. Step 6: Final answer
    x = 37,347.80

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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.