Home / 231,811.70-347,458.35-98,669.30

Finding the Fourth Proportional to 231,811.70, 347,458.35 and 98,669.30

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Solution

The fourth proportional to 231,811.70, 347,458.35 and 98,669.30 is: 147,893.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,811.70 : 347,458.35 = 98,669.30 : x
  2. Step 2: Convert to fraction form
    231,811.70/347,458.35 = 98,669.30/x
  3. Step 3: Cross multiply
    231,811.70x = 347,458.35 × 98,669.30
  4. Step 4: Simplify right side
    231,811.70x = 34,283,472,173.66
  5. Step 5: Solve for x
    x = 34,283,472,173.66/231,811.70
  6. Step 6: Final answer
    x = 147,893.62

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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.