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Finding the Fourth Proportional to 173,889.51, 239,955.39 and 97,395.54

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Solution

The fourth proportional to 173,889.51, 239,955.39 and 97,395.54 is: 134,399.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,889.51 : 239,955.39 = 97,395.54 : x
  2. Step 2: Convert to fraction form
    173,889.51/239,955.39 = 97,395.54/x
  3. Step 3: Cross multiply
    173,889.51x = 239,955.39 × 97,395.54
  4. Step 4: Simplify right side
    173,889.51x = 23,370,584,784.96
  5. Step 5: Solve for x
    x = 23,370,584,784.96/173,889.51
  6. Step 6: Final answer
    x = 134,399.05

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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.