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Finding the Fourth Proportional to 117,412.63, 175,963.20 and 63,967.51

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Solution

The fourth proportional to 117,412.63, 175,963.20 and 63,967.51 is: 95,866.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,412.63 : 175,963.20 = 63,967.51 : x
  2. Step 2: Convert to fraction form
    117,412.63/175,963.20 = 63,967.51/x
  3. Step 3: Cross multiply
    117,412.63x = 175,963.20 × 63,967.51
  4. Step 4: Simplify right side
    117,412.63x = 11,255,927,755.63
  5. Step 5: Solve for x
    x = 11,255,927,755.63/117,412.63
  6. Step 6: Final answer
    x = 95,866.41

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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.