Home / 97,581.32-134,587.91-83,992.48

Finding the Fourth Proportional to 97,581.32, 134,587.91 and 83,992.48

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Solution

The fourth proportional to 97,581.32, 134,587.91 and 83,992.48 is: 115,845.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,581.32 : 134,587.91 = 83,992.48 : x
  2. Step 2: Convert to fraction form
    97,581.32/134,587.91 = 83,992.48/x
  3. Step 3: Cross multiply
    97,581.32x = 134,587.91 × 83,992.48
  4. Step 4: Simplify right side
    97,581.32x = 11,304,372,212.43
  5. Step 5: Solve for x
    x = 11,304,372,212.43/97,581.32
  6. Step 6: Final answer
    x = 115,845.66

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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.