Home / 175,846.77-242,662.91-100,395.27

Finding the Fourth Proportional to 175,846.77, 242,662.91 and 100,395.27

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Solution

The fourth proportional to 175,846.77, 242,662.91 and 100,395.27 is: 138,542.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,846.77 : 242,662.91 = 100,395.27 : x
  2. Step 2: Convert to fraction form
    175,846.77/242,662.91 = 100,395.27/x
  3. Step 3: Cross multiply
    175,846.77x = 242,662.91 × 100,395.27
  4. Step 4: Simplify right side
    175,846.77x = 24,362,207,866.46
  5. Step 5: Solve for x
    x = 24,362,207,866.46/175,846.77
  6. Step 6: Final answer
    x = 138,542.25

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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.