Home / 43,533.45-65,300.25-11,943.95

Finding the Fourth Proportional to 43,533.45, 65,300.25 and 11,943.95

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Solution

The fourth proportional to 43,533.45, 65,300.25 and 11,943.95 is: 17,915.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,533.45 : 65,300.25 = 11,943.95 : x
  2. Step 2: Convert to fraction form
    43,533.45/65,300.25 = 11,943.95/x
  3. Step 3: Cross multiply
    43,533.45x = 65,300.25 × 11,943.95
  4. Step 4: Simplify right side
    43,533.45x = 779,942,594.49
  5. Step 5: Solve for x
    x = 779,942,594.49/43,533.45
  6. Step 6: Final answer
    x = 17,915.94

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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.