Home / 79,512.37-109,614.14-63,237

Finding the Fourth Proportional to 79,512.37, 109,614.14 and 63,237

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Solution

The fourth proportional to 79,512.37, 109,614.14 and 63,237 is: 87,177.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,512.37 : 109,614.14 = 63,237 : x
  2. Step 2: Convert to fraction form
    79,512.37/109,614.14 = 63,237/x
  3. Step 3: Cross multiply
    79,512.37x = 109,614.14 × 63,237
  4. Step 4: Simplify right side
    79,512.37x = 6,931,669,371.18
  5. Step 5: Solve for x
    x = 6,931,669,371.18/79,512.37
  6. Step 6: Final answer
    x = 87,177.25

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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.