Home / 106,107.87-146,427.30-58,358.37

Finding the Fourth Proportional to 106,107.87, 146,427.30 and 58,358.37

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Solution

The fourth proportional to 106,107.87, 146,427.30 and 58,358.37 is: 80,533.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,107.87 : 146,427.30 = 58,358.37 : x
  2. Step 2: Convert to fraction form
    106,107.87/146,427.30 = 58,358.37/x
  3. Step 3: Cross multiply
    106,107.87x = 146,427.30 × 58,358.37
  4. Step 4: Simplify right side
    106,107.87x = 8,545,258,551.50
  5. Step 5: Solve for x
    x = 8,545,258,551.50/106,107.87
  6. Step 6: Final answer
    x = 80,533.69

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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.