Home / 106,308.18-146,705.40-58,561.56

Finding the Fourth Proportional to 106,308.18, 146,705.40 and 58,561.56

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Solution

The fourth proportional to 106,308.18, 146,705.40 and 58,561.56 is: 80,815.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,308.18 : 146,705.40 = 58,561.56 : x
  2. Step 2: Convert to fraction form
    106,308.18/146,705.40 = 58,561.56/x
  3. Step 3: Cross multiply
    106,308.18x = 146,705.40 × 58,561.56
  4. Step 4: Simplify right side
    106,308.18x = 8,591,297,084.42
  5. Step 5: Solve for x
    x = 8,591,297,084.42/106,308.18
  6. Step 6: Final answer
    x = 80,815.01

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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.