Home / 192,825.76-266,105.68-112,281.52

Finding the Fourth Proportional to 192,825.76, 266,105.68 and 112,281.52

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Solution

The fourth proportional to 192,825.76, 266,105.68 and 112,281.52 is: 154,952.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,825.76 : 266,105.68 = 112,281.52 : x
  2. Step 2: Convert to fraction form
    192,825.76/266,105.68 = 112,281.52/x
  3. Step 3: Cross multiply
    192,825.76x = 266,105.68 × 112,281.52
  4. Step 4: Simplify right side
    192,825.76x = 29,878,750,231.03
  5. Step 5: Solve for x
    x = 29,878,750,231.03/192,825.76
  6. Step 6: Final answer
    x = 154,952.07

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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.