Home / 69,096.92-103,645.35-19,177.01

Finding the Fourth Proportional to 69,096.92, 103,645.35 and 19,177.01

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Solution

The fourth proportional to 69,096.92, 103,645.35 and 19,177.01 is: 28,765.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,096.92 : 103,645.35 = 19,177.01 : x
  2. Step 2: Convert to fraction form
    69,096.92/103,645.35 = 19,177.01/x
  3. Step 3: Cross multiply
    69,096.92x = 103,645.35 × 19,177.01
  4. Step 4: Simplify right side
    69,096.92x = 1,987,607,395.18
  5. Step 5: Solve for x
    x = 1,987,607,395.18/69,096.92
  6. Step 6: Final answer
    x = 28,765.50

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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.