Home / 52,824.32-72,897.84-28,951.20

Finding the Fourth Proportional to 52,824.32, 72,897.84 and 28,951.20

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Solution

The fourth proportional to 52,824.32, 72,897.84 and 28,951.20 is: 39,952.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,824.32 : 72,897.84 = 28,951.20 : x
  2. Step 2: Convert to fraction form
    52,824.32/72,897.84 = 28,951.20/x
  3. Step 3: Cross multiply
    52,824.32x = 72,897.84 × 28,951.20
  4. Step 4: Simplify right side
    52,824.32x = 2,110,479,945.41
  5. Step 5: Solve for x
    x = 2,110,479,945.41/52,824.32
  6. Step 6: Final answer
    x = 39,952.81

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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.