Home / 167,590.89-231,261.75-98,669.48

Finding the Fourth Proportional to 167,590.89, 231,261.75 and 98,669.48

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Solution

The fourth proportional to 167,590.89, 231,261.75 and 98,669.48 is: 136,155.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,590.89 : 231,261.75 = 98,669.48 : x
  2. Step 2: Convert to fraction form
    167,590.89/231,261.75 = 98,669.48/x
  3. Step 3: Cross multiply
    167,590.89x = 231,261.75 × 98,669.48
  4. Step 4: Simplify right side
    167,590.89x = 22,818,475,460.08
  5. Step 5: Solve for x
    x = 22,818,475,460.08/167,590.89
  6. Step 6: Final answer
    x = 136,155.82

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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.