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Finding the Fourth Proportional to 58,940.96, 88,435.02 and 21,503.84

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Solution

The fourth proportional to 58,940.96, 88,435.02 and 21,503.84 is: 32,264.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,940.96 : 88,435.02 = 21,503.84 : x
  2. Step 2: Convert to fraction form
    58,940.96/88,435.02 = 21,503.84/x
  3. Step 3: Cross multiply
    58,940.96x = 88,435.02 × 21,503.84
  4. Step 4: Simplify right side
    58,940.96x = 1,901,692,520.48
  5. Step 5: Solve for x
    x = 1,901,692,520.48/58,940.96
  6. Step 6: Final answer
    x = 32,264.36

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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.