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Finding the Fourth Proportional to 61,253.08, 84,537.08 and 37,374.68

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Solution

The fourth proportional to 61,253.08, 84,537.08 and 37,374.68 is: 51,581.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,253.08 : 84,537.08 = 37,374.68 : x
  2. Step 2: Convert to fraction form
    61,253.08/84,537.08 = 37,374.68/x
  3. Step 3: Cross multiply
    61,253.08x = 84,537.08 × 37,374.68
  4. Step 4: Simplify right side
    61,253.08x = 3,159,546,313.13
  5. Step 5: Solve for x
    x = 3,159,546,313.13/61,253.08
  6. Step 6: Final answer
    x = 51,581.84

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Why These Related Problems?

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