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Finding the Fourth Proportional to 108,622.58, 162,946.17 and 97,460.69

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Solution

The fourth proportional to 108,622.58, 162,946.17 and 97,460.69 is: 146,202.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,622.58 : 162,946.17 = 97,460.69 : x
  2. Step 2: Convert to fraction form
    108,622.58/162,946.17 = 97,460.69/x
  3. Step 3: Cross multiply
    108,622.58x = 162,946.17 × 97,460.69
  4. Step 4: Simplify right side
    108,622.58x = 15,880,845,346.33
  5. Step 5: Solve for x
    x = 15,880,845,346.33/108,622.58
  6. Step 6: Final answer
    x = 146,202.07

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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.