Home / 40,930.50-61,395.75-16,323.78

Finding the Fourth Proportional to 40,930.50, 61,395.75 and 16,323.78

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Solution

The fourth proportional to 40,930.50, 61,395.75 and 16,323.78 is: 24,485.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,930.50 : 61,395.75 = 16,323.78 : x
  2. Step 2: Convert to fraction form
    40,930.50/61,395.75 = 16,323.78/x
  3. Step 3: Cross multiply
    40,930.50x = 61,395.75 × 16,323.78
  4. Step 4: Simplify right side
    40,930.50x = 1,002,210,715.94
  5. Step 5: Solve for x
    x = 1,002,210,715.94/40,930.50
  6. Step 6: Final answer
    x = 24,485.67

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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.