Home / 61,391.83-92,087.75-40,610.47

Finding the Fourth Proportional to 61,391.83, 92,087.75 and 40,610.47

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Solution

The fourth proportional to 61,391.83, 92,087.75 and 40,610.47 is: 60,915.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,391.83 : 92,087.75 = 40,610.47 : x
  2. Step 2: Convert to fraction form
    61,391.83/92,087.75 = 40,610.47/x
  3. Step 3: Cross multiply
    61,391.83x = 92,087.75 × 40,610.47
  4. Step 4: Simplify right side
    61,391.83x = 3,739,726,605.69
  5. Step 5: Solve for x
    x = 3,739,726,605.69/61,391.83
  6. Step 6: Final answer
    x = 60,915.71

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1.5x scale

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.