Home / 195,216.61-269,397.03-109,174.63

Finding the Fourth Proportional to 195,216.61, 269,397.03 and 109,174.63

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Solution

The fourth proportional to 195,216.61, 269,397.03 and 109,174.63 is: 150,659.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,216.61 : 269,397.03 = 109,174.63 : x
  2. Step 2: Convert to fraction form
    195,216.61/269,397.03 = 109,174.63/x
  3. Step 3: Cross multiply
    195,216.61x = 269,397.03 × 109,174.63
  4. Step 4: Simplify right side
    195,216.61x = 29,411,321,073.35
  5. Step 5: Solve for x
    x = 29,411,321,073.35/195,216.61
  6. Step 6: Final answer
    x = 150,659.93

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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.