Home / 106,642.14-147,164.31-58,896.06

Finding the Fourth Proportional to 106,642.14, 147,164.31 and 58,896.06

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Solution

The fourth proportional to 106,642.14, 147,164.31 and 58,896.06 is: 81,275.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,642.14 : 147,164.31 = 58,896.06 : x
  2. Step 2: Convert to fraction form
    106,642.14/147,164.31 = 58,896.06/x
  3. Step 3: Cross multiply
    106,642.14x = 147,164.31 × 58,896.06
  4. Step 4: Simplify right side
    106,642.14x = 8,667,398,031.62
  5. Step 5: Solve for x
    x = 8,667,398,031.62/106,642.14
  6. Step 6: Final answer
    x = 81,275.54

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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.