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Finding the Fourth Proportional to 164,785.64, 227,415.84 and 93,166.34

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Solution

The fourth proportional to 164,785.64, 227,415.84 and 93,166.34 is: 128,576.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,785.64 : 227,415.84 = 93,166.34 : x
  2. Step 2: Convert to fraction form
    164,785.64/227,415.84 = 93,166.34/x
  3. Step 3: Cross multiply
    164,785.64x = 227,415.84 × 93,166.34
  4. Step 4: Simplify right side
    164,785.64x = 21,187,501,470.83
  5. Step 5: Solve for x
    x = 21,187,501,470.83/164,785.64
  6. Step 6: Final answer
    x = 128,576.14

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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.