Home / 92,158.58-137,518.84-82,229.60

Finding the Fourth Proportional to 92,158.58, 137,518.84 and 82,229.60

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Solution

The fourth proportional to 92,158.58, 137,518.84 and 82,229.60 is: 122,702.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,158.58 : 137,518.84 = 82,229.60 : x
  2. Step 2: Convert to fraction form
    92,158.58/137,518.84 = 82,229.60/x
  3. Step 3: Cross multiply
    92,158.58x = 137,518.84 × 82,229.60
  4. Step 4: Simplify right side
    92,158.58x = 11,308,119,205.66
  5. Step 5: Solve for x
    x = 11,308,119,205.66/92,158.58
  6. Step 6: Final answer
    x = 122,702.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.