Home / 106,933.71-147,605.41-61,629.79

Finding the Fourth Proportional to 106,933.71, 147,605.41 and 61,629.79

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Solution

The fourth proportional to 106,933.71, 147,605.41 and 61,629.79 is: 85,070.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,933.71 : 147,605.41 = 61,629.79 : x
  2. Step 2: Convert to fraction form
    106,933.71/147,605.41 = 61,629.79/x
  3. Step 3: Cross multiply
    106,933.71x = 147,605.41 × 61,629.79
  4. Step 4: Simplify right side
    106,933.71x = 9,096,890,421.16
  5. Step 5: Solve for x
    x = 9,096,890,421.16/106,933.71
  6. Step 6: Final answer
    x = 85,070.37

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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.