Home / 163,960.52-245,916.22-45,619.72

Finding the Fourth Proportional to 163,960.52, 245,916.22 and 45,619.72

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Solution

The fourth proportional to 163,960.52, 245,916.22 and 45,619.72 is: 68,422.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,960.52 : 245,916.22 = 45,619.72 : x
  2. Step 2: Convert to fraction form
    163,960.52/245,916.22 = 45,619.72/x
  3. Step 3: Cross multiply
    163,960.52x = 245,916.22 × 45,619.72
  4. Step 4: Simplify right side
    163,960.52x = 11,218,629,099.86
  5. Step 5: Solve for x
    x = 11,218,629,099.86/163,960.52
  6. Step 6: Final answer
    x = 68,422.75

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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.