Home / 231,868.98-347,935.10-98,735.36

Finding the Fourth Proportional to 231,868.98, 347,935.10 and 98,735.36

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Solution

The fourth proportional to 231,868.98, 347,935.10 and 98,735.36 is: 148,159.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,868.98 : 347,935.10 = 98,735.36 : x
  2. Step 2: Convert to fraction form
    231,868.98/347,935.10 = 98,735.36/x
  3. Step 3: Cross multiply
    231,868.98x = 347,935.10 × 98,735.36
  4. Step 4: Simplify right side
    231,868.98x = 34,353,495,121.78
  5. Step 5: Solve for x
    x = 34,353,495,121.78/231,868.98
  6. Step 6: Final answer
    x = 148,159.08

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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.