Home / 208,986.44-288,489.53-141,095.34

Finding the Fourth Proportional to 208,986.44, 288,489.53 and 141,095.34

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Solution

The fourth proportional to 208,986.44, 288,489.53 and 141,095.34 is: 194,771.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,986.44 : 288,489.53 = 141,095.34 : x
  2. Step 2: Convert to fraction form
    208,986.44/288,489.53 = 141,095.34/x
  3. Step 3: Cross multiply
    208,986.44x = 288,489.53 × 141,095.34
  4. Step 4: Simplify right side
    208,986.44x = 40,704,528,674.53
  5. Step 5: Solve for x
    x = 40,704,528,674.53/208,986.44
  6. Step 6: Final answer
    x = 194,771.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.