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Finding the Fourth Proportional to 173,062.62, 238,826.61 and 97,611.12

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Solution

The fourth proportional to 173,062.62, 238,826.61 and 97,611.12 is: 134,703.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,062.62 : 238,826.61 = 97,611.12 : x
  2. Step 2: Convert to fraction form
    173,062.62/238,826.61 = 97,611.12/x
  3. Step 3: Cross multiply
    173,062.62x = 238,826.61 × 97,611.12
  4. Step 4: Simplify right side
    173,062.62x = 23,312,132,887.90
  5. Step 5: Solve for x
    x = 23,312,132,887.90/173,062.62
  6. Step 6: Final answer
    x = 134,703.46

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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.