Home / 196,444.75-271,093.76-107,020.75

Finding the Fourth Proportional to 196,444.75, 271,093.76 and 107,020.75

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Solution

The fourth proportional to 196,444.75, 271,093.76 and 107,020.75 is: 147,688.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,444.75 : 271,093.76 = 107,020.75 : x
  2. Step 2: Convert to fraction form
    196,444.75/271,093.76 = 107,020.75/x
  3. Step 3: Cross multiply
    196,444.75x = 271,093.76 × 107,020.75
  4. Step 4: Simplify right side
    196,444.75x = 29,012,657,515.52
  5. Step 5: Solve for x
    x = 29,012,657,515.52/196,444.75
  6. Step 6: Final answer
    x = 147,688.64

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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.