Home / 52,784.39-79,179.30-13,341.84

Finding the Fourth Proportional to 52,784.39, 79,179.30 and 13,341.84

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Solution

The fourth proportional to 52,784.39, 79,179.30 and 13,341.84 is: 20,013.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,784.39 : 79,179.30 = 13,341.84 : x
  2. Step 2: Convert to fraction form
    52,784.39/79,179.30 = 13,341.84/x
  3. Step 3: Cross multiply
    52,784.39x = 79,179.30 × 13,341.84
  4. Step 4: Simplify right side
    52,784.39x = 1,056,397,551.91
  5. Step 5: Solve for x
    x = 1,056,397,551.91/52,784.39
  6. Step 6: Final answer
    x = 20,013.45

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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.