Home / 130,498.56-179,916.66-94,169.52

Finding the Fourth Proportional to 130,498.56, 179,916.66 and 94,169.52

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Solution

The fourth proportional to 130,498.56, 179,916.66 and 94,169.52 is: 129,830.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,498.56 : 179,916.66 = 94,169.52 : x
  2. Step 2: Convert to fraction form
    130,498.56/179,916.66 = 94,169.52/x
  3. Step 3: Cross multiply
    130,498.56x = 179,916.66 × 94,169.52
  4. Step 4: Simplify right side
    130,498.56x = 16,942,665,512.20
  5. Step 5: Solve for x
    x = 16,942,665,512.20/130,498.56
  6. Step 6: Final answer
    x = 129,830.29

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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.