Home / 61,668.17-92,424.37-51,403.85

Finding the Fourth Proportional to 61,668.17, 92,424.37 and 51,403.85

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Solution

The fourth proportional to 61,668.17, 92,424.37 and 51,403.85 is: 77,040.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,668.17 : 92,424.37 = 51,403.85 : x
  2. Step 2: Convert to fraction form
    61,668.17/92,424.37 = 51,403.85/x
  3. Step 3: Cross multiply
    61,668.17x = 92,424.37 × 51,403.85
  4. Step 4: Simplify right side
    61,668.17x = 4,750,968,451.82
  5. Step 5: Solve for x
    x = 4,750,968,451.82/61,668.17
  6. Step 6: Final answer
    x = 77,040.85

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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.