Home / 88,790.74-122,531.43-48,505.30

Finding the Fourth Proportional to 88,790.74, 122,531.43 and 48,505.30

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Solution

The fourth proportional to 88,790.74, 122,531.43 and 48,505.30 is: 66,937.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,790.74 : 122,531.43 = 48,505.30 : x
  2. Step 2: Convert to fraction form
    88,790.74/122,531.43 = 48,505.30/x
  3. Step 3: Cross multiply
    88,790.74x = 122,531.43 × 48,505.30
  4. Step 4: Simplify right side
    88,790.74x = 5,943,423,771.58
  5. Step 5: Solve for x
    x = 5,943,423,771.58/88,790.74
  6. Step 6: Final answer
    x = 66,937.43

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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.