Home / 104,639.10-156,958.65-33,561.60

Finding the Fourth Proportional to 104,639.10, 156,958.65 and 33,561.60

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Solution

The fourth proportional to 104,639.10, 156,958.65 and 33,561.60 is: 50,342.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,639.10 : 156,958.65 = 33,561.60 : x
  2. Step 2: Convert to fraction form
    104,639.10/156,958.65 = 33,561.60/x
  3. Step 3: Cross multiply
    104,639.10x = 156,958.65 × 33,561.60
  4. Step 4: Simplify right side
    104,639.10x = 5,267,783,427.84
  5. Step 5: Solve for x
    x = 5,267,783,427.84/104,639.10
  6. Step 6: Final answer
    x = 50,342.40

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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.