Home / 93,414.80-140,122.20-31,085.30

Finding the Fourth Proportional to 93,414.80, 140,122.20 and 31,085.30

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Solution

The fourth proportional to 93,414.80, 140,122.20 and 31,085.30 is: 46,627.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,414.80 : 140,122.20 = 31,085.30 : x
  2. Step 2: Convert to fraction form
    93,414.80/140,122.20 = 31,085.30/x
  3. Step 3: Cross multiply
    93,414.80x = 140,122.20 × 31,085.30
  4. Step 4: Simplify right side
    93,414.80x = 4,355,740,623.66
  5. Step 5: Solve for x
    x = 4,355,740,623.66/93,414.80
  6. Step 6: Final answer
    x = 46,627.95

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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.