Home / 53,678.49-80,520.66-16,237.65

Finding the Fourth Proportional to 53,678.49, 80,520.66 and 16,237.65

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Solution

The fourth proportional to 53,678.49, 80,520.66 and 16,237.65 is: 24,357.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,678.49 : 80,520.66 = 16,237.65 : x
  2. Step 2: Convert to fraction form
    53,678.49/80,520.66 = 16,237.65/x
  3. Step 3: Cross multiply
    53,678.49x = 80,520.66 × 16,237.65
  4. Step 4: Simplify right side
    53,678.49x = 1,307,466,294.85
  5. Step 5: Solve for x
    x = 1,307,466,294.85/53,678.49
  6. Step 6: Final answer
    x = 24,357.36

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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.