Home / 88,039.54-121,493.67-47,752.44

Finding the Fourth Proportional to 88,039.54, 121,493.67 and 47,752.44

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Solution

The fourth proportional to 88,039.54, 121,493.67 and 47,752.44 is: 65,897.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,039.54 : 121,493.67 = 47,752.44 : x
  2. Step 2: Convert to fraction form
    88,039.54/121,493.67 = 47,752.44/x
  3. Step 3: Cross multiply
    88,039.54x = 121,493.67 × 47,752.44
  4. Step 4: Simplify right side
    88,039.54x = 5,801,618,579.59
  5. Step 5: Solve for x
    x = 5,801,618,579.59/88,039.54
  6. Step 6: Final answer
    x = 65,897.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.