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Finding the Fourth Proportional to 95,710, 143,566.22 and 33,380.50

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Solution

The fourth proportional to 95,710, 143,566.22 and 33,380.50 is: 50,071.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,710 : 143,566.22 = 33,380.50 : x
  2. Step 2: Convert to fraction form
    95,710/143,566.22 = 33,380.50/x
  3. Step 3: Cross multiply
    95,710x = 143,566.22 × 33,380.50
  4. Step 4: Simplify right side
    95,710x = 4,792,312,039.81
  5. Step 5: Solve for x
    x = 4,792,312,039.81/95,710
  6. Step 6: Final answer
    x = 50,071.17

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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.