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Finding the Fourth Proportional to 58,994.66, 88,505.16 and 21,554.72

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Solution

The fourth proportional to 58,994.66, 88,505.16 and 21,554.72 is: 32,336.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,994.66 : 88,505.16 = 21,554.72 : x
  2. Step 2: Convert to fraction form
    58,994.66/88,505.16 = 21,554.72/x
  3. Step 3: Cross multiply
    58,994.66x = 88,505.16 × 21,554.72
  4. Step 4: Simplify right side
    58,994.66x = 1,907,703,942.36
  5. Step 5: Solve for x
    x = 1,907,703,942.36/58,994.66
  6. Step 6: Final answer
    x = 32,336.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.