Home / 262,123.75-393,085.73-93,612.61

Finding the Fourth Proportional to 262,123.75, 393,085.73 and 93,612.61

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Solution

The fourth proportional to 262,123.75, 393,085.73 and 93,612.61 is: 140,383.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,123.75 : 393,085.73 = 93,612.61 : x
  2. Step 2: Convert to fraction form
    262,123.75/393,085.73 = 93,612.61/x
  3. Step 3: Cross multiply
    262,123.75x = 393,085.73 × 93,612.61
  4. Step 4: Simplify right side
    262,123.75x = 36,797,780,670.99
  5. Step 5: Solve for x
    x = 36,797,780,670.99/262,123.75
  6. Step 6: Final answer
    x = 140,383.24

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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.