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Finding the Fourth Proportional to 195,697.53, 269,798.99 and 127,579.77

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Solution

The fourth proportional to 195,697.53, 269,798.99 and 127,579.77 is: 175,888.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,697.53 : 269,798.99 = 127,579.77 : x
  2. Step 2: Convert to fraction form
    195,697.53/269,798.99 = 127,579.77/x
  3. Step 3: Cross multiply
    195,697.53x = 269,798.99 × 127,579.77
  4. Step 4: Simplify right side
    195,697.53x = 34,420,892,452.53
  5. Step 5: Solve for x
    x = 34,420,892,452.53/195,697.53
  6. Step 6: Final answer
    x = 175,888.23

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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.