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Finding the Fourth Proportional to 58,816.87, 88,225.30 and 21,369.96

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Solution

The fourth proportional to 58,816.87, 88,225.30 and 21,369.96 is: 32,054.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,816.87 : 88,225.30 = 21,369.96 : x
  2. Step 2: Convert to fraction form
    58,816.87/88,225.30 = 21,369.96/x
  3. Step 3: Cross multiply
    58,816.87x = 88,225.30 × 21,369.96
  4. Step 4: Simplify right side
    58,816.87x = 1,885,371,158.70
  5. Step 5: Solve for x
    x = 1,885,371,158.70/58,816.87
  6. Step 6: Final answer
    x = 32,054.94

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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.