Home / 179,004.48-247,007.04-103,538.88

Finding the Fourth Proportional to 179,004.48, 247,007.04 and 103,538.88

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Solution

The fourth proportional to 179,004.48, 247,007.04 and 103,538.88 is: 142,872.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,004.48 : 247,007.04 = 103,538.88 : x
  2. Step 2: Convert to fraction form
    179,004.48/247,007.04 = 103,538.88/x
  3. Step 3: Cross multiply
    179,004.48x = 247,007.04 × 103,538.88
  4. Step 4: Simplify right side
    179,004.48x = 25,574,832,273.72
  5. Step 5: Solve for x
    x = 25,574,832,273.72/179,004.48
  6. Step 6: Final answer
    x = 142,872.58

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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.