Home / 94,579.88-130,520.16-52,139.12

Finding the Fourth Proportional to 94,579.88, 130,520.16 and 52,139.12

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Solution

The fourth proportional to 94,579.88, 130,520.16 and 52,139.12 is: 71,951.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,579.88 : 130,520.16 = 52,139.12 : x
  2. Step 2: Convert to fraction form
    94,579.88/130,520.16 = 52,139.12/x
  3. Step 3: Cross multiply
    94,579.88x = 130,520.16 × 52,139.12
  4. Step 4: Simplify right side
    94,579.88x = 6,805,206,284.66
  5. Step 5: Solve for x
    x = 6,805,206,284.66/94,579.88
  6. Step 6: Final answer
    x = 71,951.94

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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.