Home / 52,494.55-78,774.48-21,329.80

Finding the Fourth Proportional to 52,494.55, 78,774.48 and 21,329.80

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Solution

The fourth proportional to 52,494.55, 78,774.48 and 21,329.80 is: 32,007.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,494.55 : 78,774.48 = 21,329.80 : x
  2. Step 2: Convert to fraction form
    52,494.55/78,774.48 = 21,329.80/x
  3. Step 3: Cross multiply
    52,494.55x = 78,774.48 × 21,329.80
  4. Step 4: Simplify right side
    52,494.55x = 1,680,243,903.50
  5. Step 5: Solve for x
    x = 1,680,243,903.50/52,494.55
  6. Step 6: Final answer
    x = 32,007.97

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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.