Home / 208,850.01-288,183.47-124,000.89

Finding the Fourth Proportional to 208,850.01, 288,183.47 and 124,000.89

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Solution

The fourth proportional to 208,850.01, 288,183.47 and 124,000.89 is: 171,103.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,850.01 : 288,183.47 = 124,000.89 : x
  2. Step 2: Convert to fraction form
    208,850.01/288,183.47 = 124,000.89/x
  3. Step 3: Cross multiply
    208,850.01x = 288,183.47 × 124,000.89
  4. Step 4: Simplify right side
    208,850.01x = 35,735,006,143.28
  5. Step 5: Solve for x
    x = 35,735,006,143.28/208,850.01
  6. Step 6: Final answer
    x = 171,103.68

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1.5x scale

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.