Home / 160,173.16-221,031.92-92,192.31

Finding the Fourth Proportional to 160,173.16, 221,031.92 and 92,192.31

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Solution

The fourth proportional to 160,173.16, 221,031.92 and 92,192.31 is: 127,221.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,173.16 : 221,031.92 = 92,192.31 : x
  2. Step 2: Convert to fraction form
    160,173.16/221,031.92 = 92,192.31/x
  3. Step 3: Cross multiply
    160,173.16x = 221,031.92 × 92,192.31
  4. Step 4: Simplify right side
    160,173.16x = 20,377,443,519.02
  5. Step 5: Solve for x
    x = 20,377,443,519.02/160,173.16
  6. Step 6: Final answer
    x = 127,221.34

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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.