Home / 106,439.82-146,887.95-58,694.88

Finding the Fourth Proportional to 106,439.82, 146,887.95 and 58,694.88

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Solution

The fourth proportional to 106,439.82, 146,887.95 and 58,694.88 is: 80,999.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,439.82 : 146,887.95 = 58,694.88 : x
  2. Step 2: Convert to fraction form
    106,439.82/146,887.95 = 58,694.88/x
  3. Step 3: Cross multiply
    106,439.82x = 146,887.95 × 58,694.88
  4. Step 4: Simplify right side
    106,439.82x = 8,621,570,598.70
  5. Step 5: Solve for x
    x = 8,621,570,598.70/106,439.82
  6. Step 6: Final answer
    x = 80,999.48

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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.