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Finding the Fourth Proportional to 153,418.03, 230,163.80 and 48,237

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Solution

The fourth proportional to 153,418.03, 230,163.80 and 48,237 is: 72,367.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,418.03 : 230,163.80 = 48,237 : x
  2. Step 2: Convert to fraction form
    153,418.03/230,163.80 = 48,237/x
  3. Step 3: Cross multiply
    153,418.03x = 230,163.80 × 48,237
  4. Step 4: Simplify right side
    153,418.03x = 11,102,411,220.60
  5. Step 5: Solve for x
    x = 11,102,411,220.60/153,418.03
  6. Step 6: Final answer
    x = 72,367.06

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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.