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Finding the Fourth Proportional to 150,019.68, 207,026.64 and 82,951.68

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Solution

The fourth proportional to 150,019.68, 207,026.64 and 82,951.68 is: 114,473.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,019.68 : 207,026.64 = 82,951.68 : x
  2. Step 2: Convert to fraction form
    150,019.68/207,026.64 = 82,951.68/x
  3. Step 3: Cross multiply
    150,019.68x = 207,026.64 × 82,951.68
  4. Step 4: Simplify right side
    150,019.68x = 17,173,207,592.76
  5. Step 5: Solve for x
    x = 17,173,207,592.76/150,019.68
  6. Step 6: Final answer
    x = 114,473.03

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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.