Home / 83,745.09-125,635.05-24,575.40

Finding the Fourth Proportional to 83,745.09, 125,635.05 and 24,575.40

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Solution

The fourth proportional to 83,745.09, 125,635.05 and 24,575.40 is: 36,868.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,745.09 : 125,635.05 = 24,575.40 : x
  2. Step 2: Convert to fraction form
    83,745.09/125,635.05 = 24,575.40/x
  3. Step 3: Cross multiply
    83,745.09x = 125,635.05 × 24,575.40
  4. Step 4: Simplify right side
    83,745.09x = 3,087,531,607.77
  5. Step 5: Solve for x
    x = 3,087,531,607.77/83,745.09
  6. Step 6: Final answer
    x = 36,868.21

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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.