Home / 45,040.59-67,544.69-15,450.75

Finding the Fourth Proportional to 45,040.59, 67,544.69 and 15,450.75

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Solution

The fourth proportional to 45,040.59, 67,544.69 and 15,450.75 is: 23,170.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,040.59 : 67,544.69 = 15,450.75 : x
  2. Step 2: Convert to fraction form
    45,040.59/67,544.69 = 15,450.75/x
  3. Step 3: Cross multiply
    45,040.59x = 67,544.69 × 15,450.75
  4. Step 4: Simplify right side
    45,040.59x = 1,043,616,041.76
  5. Step 5: Solve for x
    x = 1,043,616,041.76/45,040.59
  6. Step 6: Final answer
    x = 23,170.57

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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.