Home / 169,730.28-234,235.20-94,278.78

Finding the Fourth Proportional to 169,730.28, 234,235.20 and 94,278.78

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Solution

The fourth proportional to 169,730.28, 234,235.20 and 94,278.78 is: 130,108.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,730.28 : 234,235.20 = 94,278.78 : x
  2. Step 2: Convert to fraction form
    169,730.28/234,235.20 = 94,278.78/x
  3. Step 3: Cross multiply
    169,730.28x = 234,235.20 × 94,278.78
  4. Step 4: Simplify right side
    169,730.28x = 22,083,408,889.06
  5. Step 5: Solve for x
    x = 22,083,408,889.06/169,730.28
  6. Step 6: Final answer
    x = 130,108.83

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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.