Home / 149,486.70-206,174.94-95,776.72

Finding the Fourth Proportional to 149,486.70, 206,174.94 and 95,776.72

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Solution

The fourth proportional to 149,486.70, 206,174.94 and 95,776.72 is: 132,097.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,486.70 : 206,174.94 = 95,776.72 : x
  2. Step 2: Convert to fraction form
    149,486.70/206,174.94 = 95,776.72/x
  3. Step 3: Cross multiply
    149,486.70x = 206,174.94 × 95,776.72
  4. Step 4: Simplify right side
    149,486.70x = 19,746,759,499.40
  5. Step 5: Solve for x
    x = 19,746,759,499.40/149,486.70
  6. Step 6: Final answer
    x = 132,097.10

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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.