Home / 97,570.44-134,639.82-55,132.92

Finding the Fourth Proportional to 97,570.44, 134,639.82 and 55,132.92

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Solution

The fourth proportional to 97,570.44, 134,639.82 and 55,132.92 is: 76,079.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,570.44 : 134,639.82 = 55,132.92 : x
  2. Step 2: Convert to fraction form
    97,570.44/134,639.82 = 55,132.92/x
  3. Step 3: Cross multiply
    97,570.44x = 134,639.82 × 55,132.92
  4. Step 4: Simplify right side
    97,570.44x = 7,423,086,424.87
  5. Step 5: Solve for x
    x = 7,423,086,424.87/97,570.44
  6. Step 6: Final answer
    x = 76,079.26

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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.