Home / 173,142.40-238,936.88-97,690.96

Finding the Fourth Proportional to 173,142.40, 238,936.88 and 97,690.96

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Solution

The fourth proportional to 173,142.40, 238,936.88 and 97,690.96 is: 134,813.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,142.40 : 238,936.88 = 97,690.96 : x
  2. Step 2: Convert to fraction form
    173,142.40/238,936.88 = 97,690.96/x
  3. Step 3: Cross multiply
    173,142.40x = 238,936.88 × 97,690.96
  4. Step 4: Simplify right side
    173,142.40x = 23,341,973,186.60
  5. Step 5: Solve for x
    x = 23,341,973,186.60/173,142.40
  6. Step 6: Final answer
    x = 134,813.73

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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.