Home / 175,828.82-242,629.32-99,354.56

Finding the Fourth Proportional to 175,828.82, 242,629.32 and 99,354.56

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Solution

The fourth proportional to 175,828.82, 242,629.32 and 99,354.56 is: 137,101.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,828.82 : 242,629.32 = 99,354.56 : x
  2. Step 2: Convert to fraction form
    175,828.82/242,629.32 = 99,354.56/x
  3. Step 3: Cross multiply
    175,828.82x = 242,629.32 × 99,354.56
  4. Step 4: Simplify right side
    175,828.82x = 24,106,329,331.70
  5. Step 5: Solve for x
    x = 24,106,329,331.70/175,828.82
  6. Step 6: Final answer
    x = 137,101.13

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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.