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Finding the Fourth Proportional to 242,529.54, 363,705.61 and 92,695.74

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Solution

The fourth proportional to 242,529.54, 363,705.61 and 92,695.74 is: 139,009.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,529.54 : 363,705.61 = 92,695.74 : x
  2. Step 2: Convert to fraction form
    242,529.54/363,705.61 = 92,695.74/x
  3. Step 3: Cross multiply
    242,529.54x = 363,705.61 × 92,695.74
  4. Step 4: Simplify right side
    242,529.54x = 33,713,960,661.10
  5. Step 5: Solve for x
    x = 33,713,960,661.10/242,529.54
  6. Step 6: Final answer
    x = 139,009.71

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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.