Home / 50,110.98-69,154.28-28,600.30

Finding the Fourth Proportional to 50,110.98, 69,154.28 and 28,600.30

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Solution

The fourth proportional to 50,110.98, 69,154.28 and 28,600.30 is: 39,469.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,110.98 : 69,154.28 = 28,600.30 : x
  2. Step 2: Convert to fraction form
    50,110.98/69,154.28 = 28,600.30/x
  3. Step 3: Cross multiply
    50,110.98x = 69,154.28 × 28,600.30
  4. Step 4: Simplify right side
    50,110.98x = 1,977,833,154.28
  5. Step 5: Solve for x
    x = 1,977,833,154.28/50,110.98
  6. Step 6: Final answer
    x = 39,469.06

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1.5x scale

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.