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Finding the Fourth Proportional to 161,452.60, 241,602.90 and 102,316.60

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Solution

The fourth proportional to 161,452.60, 241,602.90 and 102,316.60 is: 153,109.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,452.60 : 241,602.90 = 102,316.60 : x
  2. Step 2: Convert to fraction form
    161,452.60/241,602.90 = 102,316.60/x
  3. Step 3: Cross multiply
    161,452.60x = 241,602.90 × 102,316.60
  4. Step 4: Simplify right side
    161,452.60x = 24,719,987,278.14
  5. Step 5: Solve for x
    x = 24,719,987,278.14/161,452.60
  6. Step 6: Final answer
    x = 153,109.87

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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.