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Finding the Fourth Proportional to 248,893.65, 373,339.76 and 61,905.15

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Solution

The fourth proportional to 248,893.65, 373,339.76 and 61,905.15 is: 92,857.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,893.65 : 373,339.76 = 61,905.15 : x
  2. Step 2: Convert to fraction form
    248,893.65/373,339.76 = 61,905.15/x
  3. Step 3: Cross multiply
    248,893.65x = 373,339.76 × 61,905.15
  4. Step 4: Simplify right side
    248,893.65x = 23,111,653,534.24
  5. Step 5: Solve for x
    x = 23,111,653,534.24/248,893.65
  6. Step 6: Final answer
    x = 92,857.55

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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.