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Finding the Fourth Proportional to 216,044.82, 298,141.63 and 120,551.54

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Solution

The fourth proportional to 216,044.82, 298,141.63 and 120,551.54 is: 166,360.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,044.82 : 298,141.63 = 120,551.54 : x
  2. Step 2: Convert to fraction form
    216,044.82/298,141.63 = 120,551.54/x
  3. Step 3: Cross multiply
    216,044.82x = 298,141.63 × 120,551.54
  4. Step 4: Simplify right side
    216,044.82x = 35,941,430,842.52
  5. Step 5: Solve for x
    x = 35,941,430,842.52/216,044.82
  6. Step 6: Final answer
    x = 166,360.99

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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.