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Finding the Fourth Proportional to 164,802.73, 247,240.89 and 70,035.92

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Solution

The fourth proportional to 164,802.73, 247,240.89 and 70,035.92 is: 105,069.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,802.73 : 247,240.89 = 70,035.92 : x
  2. Step 2: Convert to fraction form
    164,802.73/247,240.89 = 70,035.92/x
  3. Step 3: Cross multiply
    164,802.73x = 247,240.89 × 70,035.92
  4. Step 4: Simplify right side
    164,802.73x = 17,315,743,192.77
  5. Step 5: Solve for x
    x = 17,315,743,192.77/164,802.73
  6. Step 6: Final answer
    x = 105,069.52

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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.