Home / 60,423.10-90,643.86-30,824.79

Finding the Fourth Proportional to 60,423.10, 90,643.86 and 30,824.79

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Solution

The fourth proportional to 60,423.10, 90,643.86 and 30,824.79 is: 46,241.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,423.10 : 90,643.86 = 30,824.79 : x
  2. Step 2: Convert to fraction form
    60,423.10/90,643.86 = 30,824.79/x
  3. Step 3: Cross multiply
    60,423.10x = 90,643.86 × 30,824.79
  4. Step 4: Simplify right side
    60,423.10x = 2,794,077,949.29
  5. Step 5: Solve for x
    x = 2,794,077,949.29/60,423.10
  6. Step 6: Final answer
    x = 46,241.88

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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.