Home / 169,288.45-233,616.34-92,811.76

Finding the Fourth Proportional to 169,288.45, 233,616.34 and 92,811.76

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Solution

The fourth proportional to 169,288.45, 233,616.34 and 92,811.76 is: 128,079.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,288.45 : 233,616.34 = 92,811.76 : x
  2. Step 2: Convert to fraction form
    169,288.45/233,616.34 = 92,811.76/x
  3. Step 3: Cross multiply
    169,288.45x = 233,616.34 × 92,811.76
  4. Step 4: Simplify right side
    169,288.45x = 21,682,343,680.16
  5. Step 5: Solve for x
    x = 21,682,343,680.16/169,288.45
  6. Step 6: Final answer
    x = 128,079.29

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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.