Home / 45,246.59-67,892.51-20,304.47

Finding the Fourth Proportional to 45,246.59, 67,892.51 and 20,304.47

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Solution

The fourth proportional to 45,246.59, 67,892.51 and 20,304.47 is: 30,466.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,246.59 : 67,892.51 = 20,304.47 : x
  2. Step 2: Convert to fraction form
    45,246.59/67,892.51 = 20,304.47/x
  3. Step 3: Cross multiply
    45,246.59x = 67,892.51 × 20,304.47
  4. Step 4: Simplify right side
    45,246.59x = 1,378,521,143.82
  5. Step 5: Solve for x
    x = 1,378,521,143.82/45,246.59
  6. Step 6: Final answer
    x = 30,466.85

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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.