Home / 53,414.72-80,124.16-15,975.36

Finding the Fourth Proportional to 53,414.72, 80,124.16 and 15,975.36

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Solution

The fourth proportional to 53,414.72, 80,124.16 and 15,975.36 is: 23,963.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,414.72 : 80,124.16 = 15,975.36 : x
  2. Step 2: Convert to fraction form
    53,414.72/80,124.16 = 15,975.36/x
  3. Step 3: Cross multiply
    53,414.72x = 80,124.16 × 15,975.36
  4. Step 4: Simplify right side
    53,414.72x = 1,280,012,300.70
  5. Step 5: Solve for x
    x = 1,280,012,300.70/53,414.72
  6. Step 6: Final answer
    x = 23,963.66

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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.