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Finding the Fourth Proportional to 164,794.74, 227,407.38 and 93,177.78

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Solution

The fourth proportional to 164,794.74, 227,407.38 and 93,177.78 is: 128,580.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,794.74 : 227,407.38 = 93,177.78 : x
  2. Step 2: Convert to fraction form
    164,794.74/227,407.38 = 93,177.78/x
  3. Step 3: Cross multiply
    164,794.74x = 227,407.38 × 93,177.78
  4. Step 4: Simplify right side
    164,794.74x = 21,189,314,824.02
  5. Step 5: Solve for x
    x = 21,189,314,824.02/164,794.74
  6. Step 6: Final answer
    x = 128,580.04

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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.