Home / 168,225.55-252,339.27-49,897.78

Finding the Fourth Proportional to 168,225.55, 252,339.27 and 49,897.78

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Solution

The fourth proportional to 168,225.55, 252,339.27 and 49,897.78 is: 74,846.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,225.55 : 252,339.27 = 49,897.78 : x
  2. Step 2: Convert to fraction form
    168,225.55/252,339.27 = 49,897.78/x
  3. Step 3: Cross multiply
    168,225.55x = 252,339.27 × 49,897.78
  4. Step 4: Simplify right side
    168,225.55x = 12,591,169,379.82
  5. Step 5: Solve for x
    x = 12,591,169,379.82/168,225.55
  6. Step 6: Final answer
    x = 74,846.95

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1.5x scale

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.