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Finding the Fourth Proportional to 163,419.66, 245,100.29 and 43,477.29

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Solution

The fourth proportional to 163,419.66, 245,100.29 and 43,477.29 is: 65,208.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,419.66 : 245,100.29 = 43,477.29 : x
  2. Step 2: Convert to fraction form
    163,419.66/245,100.29 = 43,477.29/x
  3. Step 3: Cross multiply
    163,419.66x = 245,100.29 × 43,477.29
  4. Step 4: Simplify right side
    163,419.66x = 10,656,296,170.03
  5. Step 5: Solve for x
    x = 10,656,296,170.03/163,419.66
  6. Step 6: Final answer
    x = 65,208.17

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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.