Home / 106,507.62-146,980.50-58,761.06

Finding the Fourth Proportional to 106,507.62, 146,980.50 and 58,761.06

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Solution

The fourth proportional to 106,507.62, 146,980.50 and 58,761.06 is: 81,090.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,507.62 : 146,980.50 = 58,761.06 : x
  2. Step 2: Convert to fraction form
    106,507.62/146,980.50 = 58,761.06/x
  3. Step 3: Cross multiply
    106,507.62x = 146,980.50 × 58,761.06
  4. Step 4: Simplify right side
    106,507.62x = 8,636,729,979.33
  5. Step 5: Solve for x
    x = 8,636,729,979.33/106,507.62
  6. Step 6: Final answer
    x = 81,090.25

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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.