Home / 43,533.18-65,299.87-11,943.70

Finding the Fourth Proportional to 43,533.18, 65,299.87 and 11,943.70

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Solution

The fourth proportional to 43,533.18, 65,299.87 and 11,943.70 is: 17,915.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,533.18 : 65,299.87 = 11,943.70 : x
  2. Step 2: Convert to fraction form
    43,533.18/65,299.87 = 11,943.70/x
  3. Step 3: Cross multiply
    43,533.18x = 65,299.87 × 11,943.70
  4. Step 4: Simplify right side
    43,533.18x = 779,922,057.32
  5. Step 5: Solve for x
    x = 779,922,057.32/43,533.18
  6. Step 6: Final answer
    x = 17,915.58

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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.