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Finding the Fourth Proportional to 202,195.60, 303,487.80 and 102,468.40

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Solution

The fourth proportional to 202,195.60, 303,487.80 and 102,468.40 is: 153,801.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,195.60 : 303,487.80 = 102,468.40 : x
  2. Step 2: Convert to fraction form
    202,195.60/303,487.80 = 102,468.40/x
  3. Step 3: Cross multiply
    202,195.60x = 303,487.80 × 102,468.40
  4. Step 4: Simplify right side
    202,195.60x = 31,097,909,285.52
  5. Step 5: Solve for x
    x = 31,097,909,285.52/202,195.60
  6. Step 6: Final answer
    x = 153,801.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.