Home / 53,557.70-80,347.79-16,120.52

Finding the Fourth Proportional to 53,557.70, 80,347.79 and 16,120.52

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Solution

The fourth proportional to 53,557.70, 80,347.79 and 16,120.52 is: 24,184.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,557.70 : 80,347.79 = 16,120.52 : x
  2. Step 2: Convert to fraction form
    53,557.70/80,347.79 = 16,120.52/x
  3. Step 3: Cross multiply
    53,557.70x = 80,347.79 × 16,120.52
  4. Step 4: Simplify right side
    53,557.70x = 1,295,247,673.31
  5. Step 5: Solve for x
    x = 1,295,247,673.31/53,557.70
  6. Step 6: Final answer
    x = 24,184.15

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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.