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Finding the Fourth Proportional to 53,140.82, 73,334.81 and 29,267.57

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Solution

The fourth proportional to 53,140.82, 73,334.81 and 29,267.57 is: 40,389.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,140.82 : 73,334.81 = 29,267.57 : x
  2. Step 2: Convert to fraction form
    53,140.82/73,334.81 = 29,267.57/x
  3. Step 3: Cross multiply
    53,140.82x = 73,334.81 × 29,267.57
  4. Step 4: Simplify right side
    53,140.82x = 2,146,331,941.62
  5. Step 5: Solve for x
    x = 2,146,331,941.62/53,140.82
  6. Step 6: Final answer
    x = 40,389.52

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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.