Home / 61,418.75-92,124.47-36,132.48

Finding the Fourth Proportional to 61,418.75, 92,124.47 and 36,132.48

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Solution

The fourth proportional to 61,418.75, 92,124.47 and 36,132.48 is: 54,196.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,418.75 : 92,124.47 = 36,132.48 : x
  2. Step 2: Convert to fraction form
    61,418.75/92,124.47 = 36,132.48/x
  3. Step 3: Cross multiply
    61,418.75x = 92,124.47 × 36,132.48
  4. Step 4: Simplify right side
    61,418.75x = 3,328,685,660.12
  5. Step 5: Solve for x
    x = 3,328,685,660.12/61,418.75
  6. Step 6: Final answer
    x = 54,196.58

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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.