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Finding the Fourth Proportional to 58,873.84, 88,257.34 and 21,407.44

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Solution

The fourth proportional to 58,873.84, 88,257.34 and 21,407.44 is: 32,091.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,873.84 : 88,257.34 = 21,407.44 : x
  2. Step 2: Convert to fraction form
    58,873.84/88,257.34 = 21,407.44/x
  3. Step 3: Cross multiply
    58,873.84x = 88,257.34 × 21,407.44
  4. Step 4: Simplify right side
    58,873.84x = 1,889,363,710.61
  5. Step 5: Solve for x
    x = 1,889,363,710.61/58,873.84
  6. Step 6: Final answer
    x = 32,091.74

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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.