Home / 46,020.50-68,942.80-38,571.74

Finding the Fourth Proportional to 46,020.50, 68,942.80 and 38,571.74

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Solution

The fourth proportional to 46,020.50, 68,942.80 and 38,571.74 is: 57,783.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,020.50 : 68,942.80 = 38,571.74 : x
  2. Step 2: Convert to fraction form
    46,020.50/68,942.80 = 38,571.74/x
  3. Step 3: Cross multiply
    46,020.50x = 68,942.80 × 38,571.74
  4. Step 4: Simplify right side
    46,020.50x = 2,659,243,756.47
  5. Step 5: Solve for x
    x = 2,659,243,756.47/46,020.50
  6. Step 6: Final answer
    x = 57,783.90

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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.