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Finding the Fourth Proportional to 153,285.23, 231,367.58 and 153,285.23

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Solution

The fourth proportional to 153,285.23, 231,367.58 and 153,285.23 is: 231,367.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,285.23 : 231,367.58 = 153,285.23 : x
  2. Step 2: Convert to fraction form
    153,285.23/231,367.58 = 153,285.23/x
  3. Step 3: Cross multiply
    153,285.23x = 231,367.58 × 153,285.23
  4. Step 4: Simplify right side
    153,285.23x = 35,465,233,101.66
  5. Step 5: Solve for x
    x = 35,465,233,101.66/153,285.23
  6. Step 6: Final answer
    x = 231,367.58

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.