Home / 45,366.60-68,033.70-15,785.40

Finding the Fourth Proportional to 45,366.60, 68,033.70 and 15,785.40

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Solution

The fourth proportional to 45,366.60, 68,033.70 and 15,785.40 is: 23,672.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,366.60 : 68,033.70 = 15,785.40 : x
  2. Step 2: Convert to fraction form
    45,366.60/68,033.70 = 15,785.40/x
  3. Step 3: Cross multiply
    45,366.60x = 68,033.70 × 15,785.40
  4. Step 4: Simplify right side
    45,366.60x = 1,073,939,167.98
  5. Step 5: Solve for x
    x = 1,073,939,167.98/45,366.60
  6. Step 6: Final answer
    x = 23,672.46

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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.