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Finding the Fourth Proportional to 169,802.73, 254,814.66 and 64,622.61

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Solution

The fourth proportional to 169,802.73, 254,814.66 and 64,622.61 is: 96,975.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,802.73 : 254,814.66 = 64,622.61 : x
  2. Step 2: Convert to fraction form
    169,802.73/254,814.66 = 64,622.61/x
  3. Step 3: Cross multiply
    169,802.73x = 254,814.66 × 64,622.61
  4. Step 4: Simplify right side
    169,802.73x = 16,466,788,395.46
  5. Step 5: Solve for x
    x = 16,466,788,395.46/169,802.73
  6. Step 6: Final answer
    x = 96,975.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.