Home / 199,566.20-298,946.10-124,455.80

Finding the Fourth Proportional to 199,566.20, 298,946.10 and 124,455.80

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Solution

The fourth proportional to 199,566.20, 298,946.10 and 124,455.80 is: 186,432.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,566.20 : 298,946.10 = 124,455.80 : x
  2. Step 2: Convert to fraction form
    199,566.20/298,946.10 = 124,455.80/x
  3. Step 3: Cross multiply
    199,566.20x = 298,946.10 × 124,455.80
  4. Step 4: Simplify right side
    199,566.20x = 37,205,576,032.38
  5. Step 5: Solve for x
    x = 37,205,576,032.38/199,566.20
  6. Step 6: Final answer
    x = 186,432.25

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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.