Home / 106,933.52-147,605.13-61,629.59

Finding the Fourth Proportional to 106,933.52, 147,605.13 and 61,629.59

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Solution

The fourth proportional to 106,933.52, 147,605.13 and 61,629.59 is: 85,070.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,933.52 : 147,605.13 = 61,629.59 : x
  2. Step 2: Convert to fraction form
    106,933.52/147,605.13 = 61,629.59/x
  3. Step 3: Cross multiply
    106,933.52x = 147,605.13 × 61,629.59
  4. Step 4: Simplify right side
    106,933.52x = 9,096,844,012.81
  5. Step 5: Solve for x
    x = 9,096,844,012.81/106,933.52
  6. Step 6: Final answer
    x = 85,070.09

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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.