Home / 160,188.26-221,076.21-92,207.78

Finding the Fourth Proportional to 160,188.26, 221,076.21 and 92,207.78

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Solution

The fourth proportional to 160,188.26, 221,076.21 and 92,207.78 is: 127,256.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,188.26 : 221,076.21 = 92,207.78 : x
  2. Step 2: Convert to fraction form
    160,188.26/221,076.21 = 92,207.78/x
  3. Step 3: Cross multiply
    160,188.26x = 221,076.21 × 92,207.78
  4. Step 4: Simplify right side
    160,188.26x = 20,384,946,534.91
  5. Step 5: Solve for x
    x = 20,384,946,534.91/160,188.26
  6. Step 6: Final answer
    x = 127,256.18

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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.