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Finding the Fourth Proportional to 180,158.37, 248,614.16 and 99,583.82

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Solution

The fourth proportional to 180,158.37, 248,614.16 and 99,583.82 is: 137,423.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,158.37 : 248,614.16 = 99,583.82 : x
  2. Step 2: Convert to fraction form
    180,158.37/248,614.16 = 99,583.82/x
  3. Step 3: Cross multiply
    180,158.37x = 248,614.16 × 99,583.82
  4. Step 4: Simplify right side
    180,158.37x = 24,757,946,017.90
  5. Step 5: Solve for x
    x = 24,757,946,017.90/180,158.37
  6. Step 6: Final answer
    x = 137,423.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.