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Finding the Fourth Proportional to 164,670.84, 247,020.84 and 46,343.21

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Solution

The fourth proportional to 164,670.84, 247,020.84 and 46,343.21 is: 69,518.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,670.84 : 247,020.84 = 46,343.21 : x
  2. Step 2: Convert to fraction form
    164,670.84/247,020.84 = 46,343.21/x
  3. Step 3: Cross multiply
    164,670.84x = 247,020.84 × 46,343.21
  4. Step 4: Simplify right side
    164,670.84x = 11,447,737,427.39
  5. Step 5: Solve for x
    x = 11,447,737,427.39/164,670.84
  6. Step 6: Final answer
    x = 69,518.91

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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.