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Finding the Fourth Proportional to 164,855.38, 227,497.74 and 93,232.72

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Solution

The fourth proportional to 164,855.38, 227,497.74 and 93,232.72 is: 128,659.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,855.38 : 227,497.74 = 93,232.72 : x
  2. Step 2: Convert to fraction form
    164,855.38/227,497.74 = 93,232.72/x
  3. Step 3: Cross multiply
    164,855.38x = 227,497.74 × 93,232.72
  4. Step 4: Simplify right side
    164,855.38x = 21,210,233,094.05
  5. Step 5: Solve for x
    x = 21,210,233,094.05/164,855.38
  6. Step 6: Final answer
    x = 128,659.64

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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.