Home / 142,598.91-196,772.97-85,226.82

Finding the Fourth Proportional to 142,598.91, 196,772.97 and 85,226.82

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Solution

The fourth proportional to 142,598.91, 196,772.97 and 85,226.82 is: 117,604.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,598.91 : 196,772.97 = 85,226.82 : x
  2. Step 2: Convert to fraction form
    142,598.91/196,772.97 = 85,226.82/x
  3. Step 3: Cross multiply
    142,598.91x = 196,772.97 × 85,226.82
  4. Step 4: Simplify right side
    142,598.91x = 16,770,334,495.06
  5. Step 5: Solve for x
    x = 16,770,334,495.06/142,598.91
  6. Step 6: Final answer
    x = 117,604.93

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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.