Home / 106,720.92-147,274.92-58,974.27

Finding the Fourth Proportional to 106,720.92, 147,274.92 and 58,974.27

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Solution

The fourth proportional to 106,720.92, 147,274.92 and 58,974.27 is: 81,384.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,720.92 : 147,274.92 = 58,974.27 : x
  2. Step 2: Convert to fraction form
    106,720.92/147,274.92 = 58,974.27/x
  3. Step 3: Cross multiply
    106,720.92x = 147,274.92 × 58,974.27
  4. Step 4: Simplify right side
    106,720.92x = 8,685,430,896.31
  5. Step 5: Solve for x
    x = 8,685,430,896.31/106,720.92
  6. Step 6: Final answer
    x = 81,384.52

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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.