Home / 52,400.40-78,600.60-50,104.05

Finding the Fourth Proportional to 52,400.40, 78,600.60 and 50,104.05

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Solution

The fourth proportional to 52,400.40, 78,600.60 and 50,104.05 is: 75,156.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,400.40 : 78,600.60 = 50,104.05 : x
  2. Step 2: Convert to fraction form
    52,400.40/78,600.60 = 50,104.05/x
  3. Step 3: Cross multiply
    52,400.40x = 78,600.60 × 50,104.05
  4. Step 4: Simplify right side
    52,400.40x = 3,938,208,392.43
  5. Step 5: Solve for x
    x = 3,938,208,392.43/52,400.40
  6. Step 6: Final answer
    x = 75,156.08

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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.