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Finding the Fourth Proportional to 117,058.88, 175,586.40 and 50,545.60

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Solution

The fourth proportional to 117,058.88, 175,586.40 and 50,545.60 is: 75,817.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,058.88 : 175,586.40 = 50,545.60 : x
  2. Step 2: Convert to fraction form
    117,058.88/175,586.40 = 50,545.60/x
  3. Step 3: Cross multiply
    117,058.88x = 175,586.40 × 50,545.60
  4. Step 4: Simplify right side
    117,058.88x = 8,875,119,939.84
  5. Step 5: Solve for x
    x = 8,875,119,939.84/117,058.88
  6. Step 6: Final answer
    x = 75,817.57

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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.