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Finding the Fourth Proportional to 62,925.72, 86,837.64 and 34,245.39

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Solution

The fourth proportional to 62,925.72, 86,837.64 and 34,245.39 is: 47,258.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,925.72 : 86,837.64 = 34,245.39 : x
  2. Step 2: Convert to fraction form
    62,925.72/86,837.64 = 34,245.39/x
  3. Step 3: Cross multiply
    62,925.72x = 86,837.64 × 34,245.39
  4. Step 4: Simplify right side
    62,925.72x = 2,973,788,848.48
  5. Step 5: Solve for x
    x = 2,973,788,848.48/62,925.72
  6. Step 6: Final answer
    x = 47,258.72

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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.