Home / 160,381.76-221,304.92-92,373.44

Finding the Fourth Proportional to 160,381.76, 221,304.92 and 92,373.44

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Solution

The fourth proportional to 160,381.76, 221,304.92 and 92,373.44 is: 127,462.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,381.76 : 221,304.92 = 92,373.44 : x
  2. Step 2: Convert to fraction form
    160,381.76/221,304.92 = 92,373.44/x
  3. Step 3: Cross multiply
    160,381.76x = 221,304.92 × 92,373.44
  4. Step 4: Simplify right side
    160,381.76x = 20,442,696,749.32
  5. Step 5: Solve for x
    x = 20,442,696,749.32/160,381.76
  6. Step 6: Final answer
    x = 127,462.73

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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.