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Finding the Fourth Proportional to 163,714.40, 225,923.56 and 92,094.51

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Solution

The fourth proportional to 163,714.40, 225,923.56 and 92,094.51 is: 127,089.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,714.40 : 225,923.56 = 92,094.51 : x
  2. Step 2: Convert to fraction form
    163,714.40/225,923.56 = 92,094.51/x
  3. Step 3: Cross multiply
    163,714.40x = 225,923.56 × 92,094.51
  4. Step 4: Simplify right side
    163,714.40x = 20,806,319,555.66
  5. Step 5: Solve for x
    x = 20,806,319,555.66/163,714.40
  6. Step 6: Final answer
    x = 127,089.12

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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.