Home / 72,406.04-108,623.56-25,022.86

Finding the Fourth Proportional to 72,406.04, 108,623.56 and 25,022.86

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Solution

The fourth proportional to 72,406.04, 108,623.56 and 25,022.86 is: 37,539.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,406.04 : 108,623.56 = 25,022.86 : x
  2. Step 2: Convert to fraction form
    72,406.04/108,623.56 = 25,022.86/x
  3. Step 3: Cross multiply
    72,406.04x = 108,623.56 × 25,022.86
  4. Step 4: Simplify right side
    72,406.04x = 2,718,072,134.58
  5. Step 5: Solve for x
    x = 2,718,072,134.58/72,406.04
  6. Step 6: Final answer
    x = 37,539.30

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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.