Home / 171,686.10-236,929.70-95,208.42

Finding the Fourth Proportional to 171,686.10, 236,929.70 and 95,208.42

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Solution

The fourth proportional to 171,686.10, 236,929.70 and 95,208.42 is: 131,389.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,686.10 : 236,929.70 = 95,208.42 : x
  2. Step 2: Convert to fraction form
    171,686.10/236,929.70 = 95,208.42/x
  3. Step 3: Cross multiply
    171,686.10x = 236,929.70 × 95,208.42
  4. Step 4: Simplify right side
    171,686.10x = 22,557,702,388.07
  5. Step 5: Solve for x
    x = 22,557,702,388.07/171,686.10
  6. Step 6: Final answer
    x = 131,389.22

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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.