Home / 50,117.40-75,176.10-49,771.80

Finding the Fourth Proportional to 50,117.40, 75,176.10 and 49,771.80

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Solution

The fourth proportional to 50,117.40, 75,176.10 and 49,771.80 is: 74,657.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,117.40 : 75,176.10 = 49,771.80 : x
  2. Step 2: Convert to fraction form
    50,117.40/75,176.10 = 49,771.80/x
  3. Step 3: Cross multiply
    50,117.40x = 75,176.10 × 49,771.80
  4. Step 4: Simplify right side
    50,117.40x = 3,741,649,813.98
  5. Step 5: Solve for x
    x = 3,741,649,813.98/50,117.40
  6. Step 6: Final answer
    x = 74,657.70

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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.