Home / 52,688.82-79,033.30-21,524.08

Finding the Fourth Proportional to 52,688.82, 79,033.30 and 21,524.08

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Solution

The fourth proportional to 52,688.82, 79,033.30 and 21,524.08 is: 32,286.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,688.82 : 79,033.30 = 21,524.08 : x
  2. Step 2: Convert to fraction form
    52,688.82/79,033.30 = 21,524.08/x
  3. Step 3: Cross multiply
    52,688.82x = 79,033.30 × 21,524.08
  4. Step 4: Simplify right side
    52,688.82x = 1,701,119,071.86
  5. Step 5: Solve for x
    x = 1,701,119,071.86/52,688.82
  6. Step 6: Final answer
    x = 32,286.15

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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.