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Finding the Fourth Proportional to 104,770.63, 144,583.48 and 57,024.33

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Solution

The fourth proportional to 104,770.63, 144,583.48 and 57,024.33 is: 78,693.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,770.63 : 144,583.48 = 57,024.33 : x
  2. Step 2: Convert to fraction form
    104,770.63/144,583.48 = 57,024.33/x
  3. Step 3: Cross multiply
    104,770.63x = 144,583.48 × 57,024.33
  4. Step 4: Simplify right side
    104,770.63x = 8,244,776,076.07
  5. Step 5: Solve for x
    x = 8,244,776,076.07/104,770.63
  6. Step 6: Final answer
    x = 78,693.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.