Home / 52,848.38-72,930.38-28,974.66

Finding the Fourth Proportional to 52,848.38, 72,930.38 and 28,974.66

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Solution

The fourth proportional to 52,848.38, 72,930.38 and 28,974.66 is: 39,984.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,848.38 : 72,930.38 = 28,974.66 : x
  2. Step 2: Convert to fraction form
    52,848.38/72,930.38 = 28,974.66/x
  3. Step 3: Cross multiply
    52,848.38x = 72,930.38 × 28,974.66
  4. Step 4: Simplify right side
    52,848.38x = 2,113,132,964.17
  5. Step 5: Solve for x
    x = 2,113,132,964.17/52,848.38
  6. Step 6: Final answer
    x = 39,984.82

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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.