Home / 49,319.12-68,060.48-28,099.28

Finding the Fourth Proportional to 49,319.12, 68,060.48 and 28,099.28

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Solution

The fourth proportional to 49,319.12, 68,060.48 and 28,099.28 is: 38,777.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,319.12 : 68,060.48 = 28,099.28 : x
  2. Step 2: Convert to fraction form
    49,319.12/68,060.48 = 28,099.28/x
  3. Step 3: Cross multiply
    49,319.12x = 68,060.48 × 28,099.28
  4. Step 4: Simplify right side
    49,319.12x = 1,912,450,484.45
  5. Step 5: Solve for x
    x = 1,912,450,484.45/49,319.12
  6. Step 6: Final answer
    x = 38,777.06

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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.