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Finding the Fourth Proportional to 164,965.70, 227,652.70 and 93,344.28

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Solution

The fourth proportional to 164,965.70, 227,652.70 and 93,344.28 is: 128,815.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,965.70 : 227,652.70 = 93,344.28 : x
  2. Step 2: Convert to fraction form
    164,965.70/227,652.70 = 93,344.28/x
  3. Step 3: Cross multiply
    164,965.70x = 227,652.70 × 93,344.28
  4. Step 4: Simplify right side
    164,965.70x = 21,250,077,371.56
  5. Step 5: Solve for x
    x = 21,250,077,371.56/164,965.70
  6. Step 6: Final answer
    x = 128,815.13

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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.