Home / 53,396.73-73,685.68-30,732.58

Finding the Fourth Proportional to 53,396.73, 73,685.68 and 30,732.58

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Solution

The fourth proportional to 53,396.73, 73,685.68 and 30,732.58 is: 42,409.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,396.73 : 73,685.68 = 30,732.58 : x
  2. Step 2: Convert to fraction form
    53,396.73/73,685.68 = 30,732.58/x
  3. Step 3: Cross multiply
    53,396.73x = 73,685.68 × 30,732.58
  4. Step 4: Simplify right side
    53,396.73x = 2,264,550,794.41
  5. Step 5: Solve for x
    x = 2,264,550,794.41/53,396.73
  6. Step 6: Final answer
    x = 42,409.92

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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.