Home / 196,776.52-271,551.62-111,898.80

Finding the Fourth Proportional to 196,776.52, 271,551.62 and 111,898.80

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Solution

The fourth proportional to 196,776.52, 271,551.62 and 111,898.80 is: 154,420.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,776.52 : 271,551.62 = 111,898.80 : x
  2. Step 2: Convert to fraction form
    196,776.52/271,551.62 = 111,898.80/x
  3. Step 3: Cross multiply
    196,776.52x = 271,551.62 × 111,898.80
  4. Step 4: Simplify right side
    196,776.52x = 30,386,300,416.06
  5. Step 5: Solve for x
    x = 30,386,300,416.06/196,776.52
  6. Step 6: Final answer
    x = 154,420.36

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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.