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Finding the Fourth Proportional to 164,920.80, 227,615.18 and 104,497.10

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Solution

The fourth proportional to 164,920.80, 227,615.18 and 104,497.10 is: 144,221.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,920.80 : 227,615.18 = 104,497.10 : x
  2. Step 2: Convert to fraction form
    164,920.80/227,615.18 = 104,497.10/x
  3. Step 3: Cross multiply
    164,920.80x = 227,615.18 × 104,497.10
  4. Step 4: Simplify right side
    164,920.80x = 23,785,124,565.42
  5. Step 5: Solve for x
    x = 23,785,124,565.42/164,920.80
  6. Step 6: Final answer
    x = 144,221.50

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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.