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Finding the Fourth Proportional to 164,668.20, 227,229.40 and 93,056.08

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Solution

The fourth proportional to 164,668.20, 227,229.40 and 93,056.08 is: 128,410.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,668.20 : 227,229.40 = 93,056.08 : x
  2. Step 2: Convert to fraction form
    164,668.20/227,229.40 = 93,056.08/x
  3. Step 3: Cross multiply
    164,668.20x = 227,229.40 × 93,056.08
  4. Step 4: Simplify right side
    164,668.20x = 21,145,077,224.75
  5. Step 5: Solve for x
    x = 21,145,077,224.75/164,668.20
  6. Step 6: Final answer
    x = 128,410.20

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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.