Home / 108,946.26-163,343.16-55,654.74

Finding the Fourth Proportional to 108,946.26, 163,343.16 and 55,654.74

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Solution

The fourth proportional to 108,946.26, 163,343.16 and 55,654.74 is: 83,443.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,946.26 : 163,343.16 = 55,654.74 : x
  2. Step 2: Convert to fraction form
    108,946.26/163,343.16 = 55,654.74/x
  3. Step 3: Cross multiply
    108,946.26x = 163,343.16 × 55,654.74
  4. Step 4: Simplify right side
    108,946.26x = 9,090,821,100.58
  5. Step 5: Solve for x
    x = 9,090,821,100.58/108,946.26
  6. Step 6: Final answer
    x = 83,443.17

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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.