Home / 52,822.47-79,055.09-51,400.92

Finding the Fourth Proportional to 52,822.47, 79,055.09 and 51,400.92

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Solution

The fourth proportional to 52,822.47, 79,055.09 and 51,400.92 is: 76,927.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,822.47 : 79,055.09 = 51,400.92 : x
  2. Step 2: Convert to fraction form
    52,822.47/79,055.09 = 51,400.92/x
  3. Step 3: Cross multiply
    52,822.47x = 79,055.09 × 51,400.92
  4. Step 4: Simplify right side
    52,822.47x = 4,063,503,961.41
  5. Step 5: Solve for x
    x = 4,063,503,961.41/52,822.47
  6. Step 6: Final answer
    x = 76,927.57

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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.