Home / 123,818.46-185,545.57-73,165.41

Finding the Fourth Proportional to 123,818.46, 185,545.57 and 73,165.41

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Solution

The fourth proportional to 123,818.46, 185,545.57 and 73,165.41 is: 109,640.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,818.46 : 185,545.57 = 73,165.41 : x
  2. Step 2: Convert to fraction form
    123,818.46/185,545.57 = 73,165.41/x
  3. Step 3: Cross multiply
    123,818.46x = 185,545.57 × 73,165.41
  4. Step 4: Simplify right side
    123,818.46x = 13,575,517,702.73
  5. Step 5: Solve for x
    x = 13,575,517,702.73/123,818.46
  6. Step 6: Final answer
    x = 109,640.50

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1.5x scale

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.