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Finding the Fourth Proportional to 188,332.49, 259,900.73 and 102,292.30

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Solution

The fourth proportional to 188,332.49, 259,900.73 and 102,292.30 is: 141,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,332.49 : 259,900.73 = 102,292.30 : x
  2. Step 2: Convert to fraction form
    188,332.49/259,900.73 = 102,292.30/x
  3. Step 3: Cross multiply
    188,332.49x = 259,900.73 × 102,292.30
  4. Step 4: Simplify right side
    188,332.49x = 26,585,843,049.36
  5. Step 5: Solve for x
    x = 26,585,843,049.36/188,332.49
  6. Step 6: Final answer
    x = 141,164.40

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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.