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Finding the Fourth Proportional to 173,806.75, 239,867.67 and 97,343.46

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Solution

The fourth proportional to 173,806.75, 239,867.67 and 97,343.46 is: 134,342.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,806.75 : 239,867.67 = 97,343.46 : x
  2. Step 2: Convert to fraction form
    173,806.75/239,867.67 = 97,343.46/x
  3. Step 3: Cross multiply
    173,806.75x = 239,867.67 × 97,343.46
  4. Step 4: Simplify right side
    173,806.75x = 23,349,548,939.94
  5. Step 5: Solve for x
    x = 23,349,548,939.94/173,806.75
  6. Step 6: Final answer
    x = 134,342.01

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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.