Home / 106,529.43-147,009.33-58,781.73

Finding the Fourth Proportional to 106,529.43, 147,009.33 and 58,781.73

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Solution

The fourth proportional to 106,529.43, 147,009.33 and 58,781.73 is: 81,118.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,529.43 : 147,009.33 = 58,781.73 : x
  2. Step 2: Convert to fraction form
    106,529.43/147,009.33 = 58,781.73/x
  3. Step 3: Cross multiply
    106,529.43x = 147,009.33 × 58,781.73
  4. Step 4: Simplify right side
    106,529.43x = 8,641,462,743.54
  5. Step 5: Solve for x
    x = 8,641,462,743.54/106,529.43
  6. Step 6: Final answer
    x = 81,118.08

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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.