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Finding the Fourth Proportional to 58,989.94, 88,498.05 and 21,549.96

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Solution

The fourth proportional to 58,989.94, 88,498.05 and 21,549.96 is: 32,329.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,989.94 : 88,498.05 = 21,549.96 : x
  2. Step 2: Convert to fraction form
    58,989.94/88,498.05 = 21,549.96/x
  3. Step 3: Cross multiply
    58,989.94x = 88,498.05 × 21,549.96
  4. Step 4: Simplify right side
    58,989.94x = 1,907,129,437.58
  5. Step 5: Solve for x
    x = 1,907,129,437.58/58,989.94
  6. Step 6: Final answer
    x = 32,329.74

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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.