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Finding the Fourth Proportional to 222,539.84, 307,007.52 and 133,064

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Solution

The fourth proportional to 222,539.84, 307,007.52 and 133,064 is: 183,570.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,539.84 : 307,007.52 = 133,064 : x
  2. Step 2: Convert to fraction form
    222,539.84/307,007.52 = 133,064/x
  3. Step 3: Cross multiply
    222,539.84x = 307,007.52 × 133,064
  4. Step 4: Simplify right side
    222,539.84x = 40,851,648,641.28
  5. Step 5: Solve for x
    x = 40,851,648,641.28/222,539.84
  6. Step 6: Final answer
    x = 183,570.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.