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Finding the Fourth Proportional to 175,164.06, 241,712.64 and 98,679

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Solution

The fourth proportional to 175,164.06, 241,712.64 and 98,679 is: 136,169.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,164.06 : 241,712.64 = 98,679 : x
  2. Step 2: Convert to fraction form
    175,164.06/241,712.64 = 98,679/x
  3. Step 3: Cross multiply
    175,164.06x = 241,712.64 × 98,679
  4. Step 4: Simplify right side
    175,164.06x = 23,851,961,602.56
  5. Step 5: Solve for x
    x = 23,851,961,602.56/175,164.06
  6. Step 6: Final answer
    x = 136,169.27

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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.