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Finding the Fourth Proportional to 164,510.76, 227,025.36 and 89,059.08

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Solution

The fourth proportional to 164,510.76, 227,025.36 and 89,059.08 is: 122,901.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,510.76 : 227,025.36 = 89,059.08 : x
  2. Step 2: Convert to fraction form
    164,510.76/227,025.36 = 89,059.08/x
  3. Step 3: Cross multiply
    164,510.76x = 227,025.36 × 89,059.08
  4. Step 4: Simplify right side
    164,510.76x = 20,218,669,698.27
  5. Step 5: Solve for x
    x = 20,218,669,698.27/164,510.76
  6. Step 6: Final answer
    x = 122,901.81

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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.