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Finding the Fourth Proportional to 183,453.60, 275,180.40 and 153,929.10

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Solution

The fourth proportional to 183,453.60, 275,180.40 and 153,929.10 is: 230,893.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,453.60 : 275,180.40 = 153,929.10 : x
  2. Step 2: Convert to fraction form
    183,453.60/275,180.40 = 153,929.10/x
  3. Step 3: Cross multiply
    183,453.60x = 275,180.40 × 153,929.10
  4. Step 4: Simplify right side
    183,453.60x = 42,358,271,309.64
  5. Step 5: Solve for x
    x = 42,358,271,309.64/183,453.60
  6. Step 6: Final answer
    x = 230,893.65

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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.