Home / 106,045.28-146,342.56-58,299.44

Finding the Fourth Proportional to 106,045.28, 146,342.56 and 58,299.44

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Solution

The fourth proportional to 106,045.28, 146,342.56 and 58,299.44 is: 80,453.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,045.28 : 146,342.56 = 58,299.44 : x
  2. Step 2: Convert to fraction form
    106,045.28/146,342.56 = 58,299.44/x
  3. Step 3: Cross multiply
    106,045.28x = 146,342.56 × 58,299.44
  4. Step 4: Simplify right side
    106,045.28x = 8,531,689,296.17
  5. Step 5: Solve for x
    x = 8,531,689,296.17/106,045.28
  6. Step 6: Final answer
    x = 80,453.27

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1.5x scale

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.