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Finding the Fourth Proportional to 183,963.36, 253,825.08 and 107,439.01

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Solution

The fourth proportional to 183,963.36, 253,825.08 and 107,439.01 is: 148,239.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,963.36 : 253,825.08 = 107,439.01 : x
  2. Step 2: Convert to fraction form
    183,963.36/253,825.08 = 107,439.01/x
  3. Step 3: Cross multiply
    183,963.36x = 253,825.08 × 107,439.01
  4. Step 4: Simplify right side
    183,963.36x = 27,270,715,308.37
  5. Step 5: Solve for x
    x = 27,270,715,308.37/183,963.36
  6. Step 6: Final answer
    x = 148,239.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.