Home / 104,030.86-156,046.30-25,145.08

Finding the Fourth Proportional to 104,030.86, 156,046.30 and 25,145.08

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Solution

The fourth proportional to 104,030.86, 156,046.30 and 25,145.08 is: 37,717.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,030.86 : 156,046.30 = 25,145.08 : x
  2. Step 2: Convert to fraction form
    104,030.86/156,046.30 = 25,145.08/x
  3. Step 3: Cross multiply
    104,030.86x = 156,046.30 × 25,145.08
  4. Step 4: Simplify right side
    104,030.86x = 3,923,796,697.20
  5. Step 5: Solve for x
    x = 3,923,796,697.20/104,030.86
  6. Step 6: Final answer
    x = 37,717.62

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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.