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Finding the Fourth Proportional to 164,510.08, 227,019.74 and 91,913.54

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Solution

The fourth proportional to 164,510.08, 227,019.74 and 91,913.54 is: 126,838.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,510.08 : 227,019.74 = 91,913.54 : x
  2. Step 2: Convert to fraction form
    164,510.08/227,019.74 = 91,913.54/x
  3. Step 3: Cross multiply
    164,510.08x = 227,019.74 × 91,913.54
  4. Step 4: Simplify right side
    164,510.08x = 20,866,187,953.28
  5. Step 5: Solve for x
    x = 20,866,187,953.28/164,510.08
  6. Step 6: Final answer
    x = 126,838.36

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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.