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Finding the Fourth Proportional to 242,530.54, 363,707.11 and 92,696.74

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Solution

The fourth proportional to 242,530.54, 363,707.11 and 92,696.74 is: 139,011.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,530.54 : 363,707.11 = 92,696.74 : x
  2. Step 2: Convert to fraction form
    242,530.54/363,707.11 = 92,696.74/x
  3. Step 3: Cross multiply
    242,530.54x = 363,707.11 × 92,696.74
  4. Step 4: Simplify right side
    242,530.54x = 33,714,463,411.82
  5. Step 5: Solve for x
    x = 33,714,463,411.82/242,530.54
  6. Step 6: Final answer
    x = 139,011.21

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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.