Home / 30,160.55-41,618.91-16,732.68

Finding the Fourth Proportional to 30,160.55, 41,618.91 and 16,732.68

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Solution

The fourth proportional to 30,160.55, 41,618.91 and 16,732.68 is: 23,089.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,160.55 : 41,618.91 = 16,732.68 : x
  2. Step 2: Convert to fraction form
    30,160.55/41,618.91 = 16,732.68/x
  3. Step 3: Cross multiply
    30,160.55x = 41,618.91 × 16,732.68
  4. Step 4: Simplify right side
    30,160.55x = 696,395,809.66
  5. Step 5: Solve for x
    x = 696,395,809.66/30,160.55
  6. Step 6: Final answer
    x = 23,089.62

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1.5x scale

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.