Home / 149,520.08-223,958.52-70,515.92

Finding the Fourth Proportional to 149,520.08, 223,958.52 and 70,515.92

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Solution

The fourth proportional to 149,520.08, 223,958.52 and 70,515.92 is: 105,622.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,520.08 : 223,958.52 = 70,515.92 : x
  2. Step 2: Convert to fraction form
    149,520.08/223,958.52 = 70,515.92/x
  3. Step 3: Cross multiply
    149,520.08x = 223,958.52 × 70,515.92
  4. Step 4: Simplify right side
    149,520.08x = 15,792,641,079.64
  5. Step 5: Solve for x
    x = 15,792,641,079.64/149,520.08
  6. Step 6: Final answer
    x = 105,622.21

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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.