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Finding the Fourth Proportional to 60,321.84, 90,490.41 and 22,894.98

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Solution

The fourth proportional to 60,321.84, 90,490.41 and 22,894.98 is: 34,345.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,321.84 : 90,490.41 = 22,894.98 : x
  2. Step 2: Convert to fraction form
    60,321.84/90,490.41 = 22,894.98/x
  3. Step 3: Cross multiply
    60,321.84x = 90,490.41 × 22,894.98
  4. Step 4: Simplify right side
    60,321.84x = 2,071,776,127.14
  5. Step 5: Solve for x
    x = 2,071,776,127.14/60,321.84
  6. Step 6: Final answer
    x = 34,345.37

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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.