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Finding the Fourth Proportional to 242,603.68, 363,927.40 and 92,837.92

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Solution

The fourth proportional to 242,603.68, 363,927.40 and 92,837.92 is: 139,265.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,603.68 : 363,927.40 = 92,837.92 : x
  2. Step 2: Convert to fraction form
    242,603.68/363,927.40 = 92,837.92/x
  3. Step 3: Cross multiply
    242,603.68x = 363,927.40 × 92,837.92
  4. Step 4: Simplify right side
    242,603.68x = 33,786,262,847.01
  5. Step 5: Solve for x
    x = 33,786,262,847.01/242,603.68
  6. Step 6: Final answer
    x = 139,265.25

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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.