Home / 307,613.33-461,491.75-105,211.00

Finding the Fourth Proportional to 307,613.33, 461,491.75 and 105,211.00

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Solution

The fourth proportional to 307,613.33, 461,491.75 and 105,211.00 is: 157,841.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,613.33 : 461,491.75 = 105,211.00 : x
  2. Step 2: Convert to fraction form
    307,613.33/461,491.75 = 105,211.00/x
  3. Step 3: Cross multiply
    307,613.33x = 461,491.75 × 105,211.00
  4. Step 4: Simplify right side
    307,613.33x = 48,554,009,217.63
  5. Step 5: Solve for x
    x = 48,554,009,217.63/307,613.33
  6. Step 6: Final answer
    x = 157,841.04

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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.