Home / 231,974.50-347,961.75-56,870.50

Finding the Fourth Proportional to 231,974.50, 347,961.75 and 56,870.50

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Solution

The fourth proportional to 231,974.50, 347,961.75 and 56,870.50 is: 85,305.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,974.50 : 347,961.75 = 56,870.50 : x
  2. Step 2: Convert to fraction form
    231,974.50/347,961.75 = 56,870.50/x
  3. Step 3: Cross multiply
    231,974.50x = 347,961.75 × 56,870.50
  4. Step 4: Simplify right side
    231,974.50x = 19,788,758,703.38
  5. Step 5: Solve for x
    x = 19,788,758,703.38/231,974.50
  6. Step 6: Final answer
    x = 85,305.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.