Home / 196,535.94-271,220.51-111,657.66

Finding the Fourth Proportional to 196,535.94, 271,220.51 and 111,657.66

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Solution

The fourth proportional to 196,535.94, 271,220.51 and 111,657.66 is: 154,088.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,535.94 : 271,220.51 = 111,657.66 : x
  2. Step 2: Convert to fraction form
    196,535.94/271,220.51 = 111,657.66/x
  3. Step 3: Cross multiply
    196,535.94x = 271,220.51 × 111,657.66
  4. Step 4: Simplify right side
    196,535.94x = 30,283,847,490.61
  5. Step 5: Solve for x
    x = 30,283,847,490.61/196,535.94
  6. Step 6: Final answer
    x = 154,088.09

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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.