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Finding the Fourth Proportional to 254,792.69, 382,235.00 and 104,951.20

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Solution

The fourth proportional to 254,792.69, 382,235.00 and 104,951.20 is: 157,445.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,792.69 : 382,235.00 = 104,951.20 : x
  2. Step 2: Convert to fraction form
    254,792.69/382,235.00 = 104,951.20/x
  3. Step 3: Cross multiply
    254,792.69x = 382,235.00 × 104,951.20
  4. Step 4: Simplify right side
    254,792.69x = 40,116,020,283.20
  5. Step 5: Solve for x
    x = 40,116,020,283.20/254,792.69
  6. Step 6: Final answer
    x = 157,445.73

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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.