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Finding the Fourth Proportional to 183,421.60, 275,132.40 and 158,052.40

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Solution

The fourth proportional to 183,421.60, 275,132.40 and 158,052.40 is: 237,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,421.60 : 275,132.40 = 158,052.40 : x
  2. Step 2: Convert to fraction form
    183,421.60/275,132.40 = 158,052.40/x
  3. Step 3: Cross multiply
    183,421.60x = 275,132.40 × 158,052.40
  4. Step 4: Simplify right side
    183,421.60x = 43,485,336,137.76
  5. Step 5: Solve for x
    x = 43,485,336,137.76/183,421.60
  6. Step 6: Final answer
    x = 237,078.60

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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.