Home / 61,821.23-92,747.44-28,564.81

Finding the Fourth Proportional to 61,821.23, 92,747.44 and 28,564.81

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Solution

The fourth proportional to 61,821.23, 92,747.44 and 28,564.81 is: 42,854.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,821.23 : 92,747.44 = 28,564.81 : x
  2. Step 2: Convert to fraction form
    61,821.23/92,747.44 = 28,564.81/x
  3. Step 3: Cross multiply
    61,821.23x = 92,747.44 × 28,564.81
  4. Step 4: Simplify right side
    61,821.23x = 2,649,313,001.59
  5. Step 5: Solve for x
    x = 2,649,313,001.59/61,821.23
  6. Step 6: Final answer
    x = 42,854.42

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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.