Home / 106,139.92-146,473.09-58,392.25

Finding the Fourth Proportional to 106,139.92, 146,473.09 and 58,392.25

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Solution

The fourth proportional to 106,139.92, 146,473.09 and 58,392.25 is: 80,581.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,139.92 : 146,473.09 = 58,392.25 : x
  2. Step 2: Convert to fraction form
    106,139.92/146,473.09 = 58,392.25/x
  3. Step 3: Cross multiply
    106,139.92x = 146,473.09 × 58,392.25
  4. Step 4: Simplify right side
    106,139.92x = 8,552,892,630.18
  5. Step 5: Solve for x
    x = 8,552,892,630.18/106,139.92
  6. Step 6: Final answer
    x = 80,581.30

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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.