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Finding the Fourth Proportional to 164,916.66, 227,444.51 and 126,768.54

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Solution

The fourth proportional to 164,916.66, 227,444.51 and 126,768.54 is: 174,832.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,916.66 : 227,444.51 = 126,768.54 : x
  2. Step 2: Convert to fraction form
    164,916.66/227,444.51 = 126,768.54/x
  3. Step 3: Cross multiply
    164,916.66x = 227,444.51 × 126,768.54
  4. Step 4: Simplify right side
    164,916.66x = 28,832,808,920.48
  5. Step 5: Solve for x
    x = 28,832,808,920.48/164,916.66
  6. Step 6: Final answer
    x = 174,832.60

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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.