Home / 231,825.80-347,868.30-98,683.40

Finding the Fourth Proportional to 231,825.80, 347,868.30 and 98,683.40

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Solution

The fourth proportional to 231,825.80, 347,868.30 and 98,683.40 is: 148,080.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,825.80 : 347,868.30 = 98,683.40 : x
  2. Step 2: Convert to fraction form
    231,825.80/347,868.30 = 98,683.40/x
  3. Step 3: Cross multiply
    231,825.80x = 347,868.30 × 98,683.40
  4. Step 4: Simplify right side
    231,825.80x = 34,328,826,596.22
  5. Step 5: Solve for x
    x = 34,328,826,596.22/231,825.80
  6. Step 6: Final answer
    x = 148,080.27

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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.