Home / 44,785.85-67,155.62-13,191.80

Finding the Fourth Proportional to 44,785.85, 67,155.62 and 13,191.80

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Solution

The fourth proportional to 44,785.85, 67,155.62 and 13,191.80 is: 19,780.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,785.85 : 67,155.62 = 13,191.80 : x
  2. Step 2: Convert to fraction form
    44,785.85/67,155.62 = 13,191.80/x
  3. Step 3: Cross multiply
    44,785.85x = 67,155.62 × 13,191.80
  4. Step 4: Simplify right side
    44,785.85x = 885,903,106.18
  5. Step 5: Solve for x
    x = 885,903,106.18/44,785.85
  6. Step 6: Final answer
    x = 19,780.87

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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.