Home / 106,934.17-147,584.75-61,603.44

Finding the Fourth Proportional to 106,934.17, 147,584.75 and 61,603.44

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Solution

The fourth proportional to 106,934.17, 147,584.75 and 61,603.44 is: 85,021.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,934.17 : 147,584.75 = 61,603.44 : x
  2. Step 2: Convert to fraction form
    106,934.17/147,584.75 = 61,603.44/x
  3. Step 3: Cross multiply
    106,934.17x = 147,584.75 × 61,603.44
  4. Step 4: Simplify right side
    106,934.17x = 9,091,728,291.54
  5. Step 5: Solve for x
    x = 9,091,728,291.54/106,934.17
  6. Step 6: Final answer
    x = 85,021.73

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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.