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Finding the Fourth Proportional to 202,801.93, 304,179.65 and 53,056.67

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Solution

The fourth proportional to 202,801.93, 304,179.65 and 53,056.67 is: 79,578.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,801.93 : 304,179.65 = 53,056.67 : x
  2. Step 2: Convert to fraction form
    202,801.93/304,179.65 = 53,056.67/x
  3. Step 3: Cross multiply
    202,801.93x = 304,179.65 × 53,056.67
  4. Step 4: Simplify right side
    202,801.93x = 16,138,758,550.32
  5. Step 5: Solve for x
    x = 16,138,758,550.32/202,801.93
  6. Step 6: Final answer
    x = 79,578.92

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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.