Home / 235,040.19-352,700.38-85,292.17

Finding the Fourth Proportional to 235,040.19, 352,700.38 and 85,292.17

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Solution

The fourth proportional to 235,040.19, 352,700.38 and 85,292.17 is: 127,989.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,040.19 : 352,700.38 = 85,292.17 : x
  2. Step 2: Convert to fraction form
    235,040.19/352,700.38 = 85,292.17/x
  3. Step 3: Cross multiply
    235,040.19x = 352,700.38 × 85,292.17
  4. Step 4: Simplify right side
    235,040.19x = 30,082,579,006.52
  5. Step 5: Solve for x
    x = 30,082,579,006.52/235,040.19
  6. Step 6: Final answer
    x = 127,989.09

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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.