Home / 175,849.92-242,661.40-112,180.88

Finding the Fourth Proportional to 175,849.92, 242,661.40 and 112,180.88

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Solution

The fourth proportional to 175,849.92, 242,661.40 and 112,180.88 is: 154,802.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,849.92 : 242,661.40 = 112,180.88 : x
  2. Step 2: Convert to fraction form
    175,849.92/242,661.40 = 112,180.88/x
  3. Step 3: Cross multiply
    175,849.92x = 242,661.40 × 112,180.88
  4. Step 4: Simplify right side
    175,849.92x = 27,221,969,394.03
  5. Step 5: Solve for x
    x = 27,221,969,394.03/175,849.92
  6. Step 6: Final answer
    x = 154,802.28

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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.