Home / 98,372.23-135,707.58-58,058.53

Finding the Fourth Proportional to 98,372.23, 135,707.58 and 58,058.53

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Solution

The fourth proportional to 98,372.23, 135,707.58 and 58,058.53 is: 80,093.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,372.23 : 135,707.58 = 58,058.53 : x
  2. Step 2: Convert to fraction form
    98,372.23/135,707.58 = 58,058.53/x
  3. Step 3: Cross multiply
    98,372.23x = 135,707.58 × 58,058.53
  4. Step 4: Simplify right side
    98,372.23x = 7,878,982,265.39
  5. Step 5: Solve for x
    x = 7,878,982,265.39/98,372.23
  6. Step 6: Final answer
    x = 80,093.56

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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.