Home / 52,770.44-72,819.87-28,897.40

Finding the Fourth Proportional to 52,770.44, 72,819.87 and 28,897.40

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Solution

The fourth proportional to 52,770.44, 72,819.87 and 28,897.40 is: 39,876.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,770.44 : 72,819.87 = 28,897.40 : x
  2. Step 2: Convert to fraction form
    52,770.44/72,819.87 = 28,897.40/x
  3. Step 3: Cross multiply
    52,770.44x = 72,819.87 × 28,897.40
  4. Step 4: Simplify right side
    52,770.44x = 2,104,304,911.34
  5. Step 5: Solve for x
    x = 2,104,304,911.34/52,770.44
  6. Step 6: Final answer
    x = 39,876.58

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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.