Home / 37,768.20-52,068.60-27,678.84

Finding the Fourth Proportional to 37,768.20, 52,068.60 and 27,678.84

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Solution

The fourth proportional to 37,768.20, 52,068.60 and 27,678.84 is: 38,159.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,768.20 : 52,068.60 = 27,678.84 : x
  2. Step 2: Convert to fraction form
    37,768.20/52,068.60 = 27,678.84/x
  3. Step 3: Cross multiply
    37,768.20x = 52,068.60 × 27,678.84
  4. Step 4: Simplify right side
    37,768.20x = 1,441,198,448.42
  5. Step 5: Solve for x
    x = 1,441,198,448.42/37,768.20
  6. Step 6: Final answer
    x = 38,159.05

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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.