Home / 298,868.46-448,136.07-99,080.10

Finding the Fourth Proportional to 298,868.46, 448,136.07 and 99,080.10

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Solution

The fourth proportional to 298,868.46, 448,136.07 and 99,080.10 is: 148,564.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,868.46 : 448,136.07 = 99,080.10 : x
  2. Step 2: Convert to fraction form
    298,868.46/448,136.07 = 99,080.10/x
  3. Step 3: Cross multiply
    298,868.46x = 448,136.07 × 99,080.10
  4. Step 4: Simplify right side
    298,868.46x = 44,401,366,629.21
  5. Step 5: Solve for x
    x = 44,401,366,629.21/298,868.46
  6. Step 6: Final answer
    x = 148,564.91

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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.