Home / 106,206.13-146,563.32-58,458.46

Finding the Fourth Proportional to 106,206.13, 146,563.32 and 58,458.46

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Solution

The fourth proportional to 106,206.13, 146,563.32 and 58,458.46 is: 80,672.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,206.13 : 146,563.32 = 58,458.46 : x
  2. Step 2: Convert to fraction form
    106,206.13/146,563.32 = 58,458.46/x
  3. Step 3: Cross multiply
    106,206.13x = 146,563.32 × 58,458.46
  4. Step 4: Simplify right side
    106,206.13x = 8,567,865,979.69
  5. Step 5: Solve for x
    x = 8,567,865,979.69/106,206.13
  6. Step 6: Final answer
    x = 80,672.05

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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.