Home / 131,871.36-197,841.60-58,016.64

Finding the Fourth Proportional to 131,871.36, 197,841.60 and 58,016.64

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Solution

The fourth proportional to 131,871.36, 197,841.60 and 58,016.64 is: 87,040.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,871.36 : 197,841.60 = 58,016.64 : x
  2. Step 2: Convert to fraction form
    131,871.36/197,841.60 = 58,016.64/x
  3. Step 3: Cross multiply
    131,871.36x = 197,841.60 × 58,016.64
  4. Step 4: Simplify right side
    131,871.36x = 11,478,104,884.22
  5. Step 5: Solve for x
    x = 11,478,104,884.22/131,871.36
  6. Step 6: Final answer
    x = 87,040.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.