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Finding the Fourth Proportional to 59,715.82, 89,573.80 and 15,342.94

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Solution

The fourth proportional to 59,715.82, 89,573.80 and 15,342.94 is: 23,014.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,715.82 : 89,573.80 = 15,342.94 : x
  2. Step 2: Convert to fraction form
    59,715.82/89,573.80 = 15,342.94/x
  3. Step 3: Cross multiply
    59,715.82x = 89,573.80 × 15,342.94
  4. Step 4: Simplify right side
    59,715.82x = 1,374,325,541.35
  5. Step 5: Solve for x
    x = 1,374,325,541.35/59,715.82
  6. Step 6: Final answer
    x = 23,014.43

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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.