Home / 156,356.87-234,533.07-38,028.42

Finding the Fourth Proportional to 156,356.87, 234,533.07 and 38,028.42

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Solution

The fourth proportional to 156,356.87, 234,533.07 and 38,028.42 is: 57,042.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,356.87 : 234,533.07 = 38,028.42 : x
  2. Step 2: Convert to fraction form
    156,356.87/234,533.07 = 38,028.42/x
  3. Step 3: Cross multiply
    156,356.87x = 234,533.07 × 38,028.42
  4. Step 4: Simplify right side
    156,356.87x = 8,918,922,089.85
  5. Step 5: Solve for x
    x = 8,918,922,089.85/156,356.87
  6. Step 6: Final answer
    x = 57,042.09

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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.