Home / 197,163.88-271,802.94-140,476.84

Finding the Fourth Proportional to 197,163.88, 271,802.94 and 140,476.84

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Solution

The fourth proportional to 197,163.88, 271,802.94 and 140,476.84 is: 193,656.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,163.88 : 271,802.94 = 140,476.84 : x
  2. Step 2: Convert to fraction form
    197,163.88/271,802.94 = 140,476.84/x
  3. Step 3: Cross multiply
    197,163.88x = 271,802.94 × 140,476.84
  4. Step 4: Simplify right side
    197,163.88x = 38,182,018,113.91
  5. Step 5: Solve for x
    x = 38,182,018,113.91/197,163.88
  6. Step 6: Final answer
    x = 193,656.25

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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.