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Finding the Fourth Proportional to 88,888.34, 122,667.82 and 53,071.62

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Solution

The fourth proportional to 88,888.34, 122,667.82 and 53,071.62 is: 73,239.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,888.34 : 122,667.82 = 53,071.62 : x
  2. Step 2: Convert to fraction form
    88,888.34/122,667.82 = 53,071.62/x
  3. Step 3: Cross multiply
    88,888.34x = 122,667.82 × 53,071.62
  4. Step 4: Simplify right side
    88,888.34x = 6,510,179,929.27
  5. Step 5: Solve for x
    x = 6,510,179,929.27/88,888.34
  6. Step 6: Final answer
    x = 73,239.98

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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.