Home / 144,520.26-216,499.86-106,500.54

Finding the Fourth Proportional to 144,520.26, 216,499.86 and 106,500.54

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Solution

The fourth proportional to 144,520.26, 216,499.86 and 106,500.54 is: 159,544.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,520.26 : 216,499.86 = 106,500.54 : x
  2. Step 2: Convert to fraction form
    144,520.26/216,499.86 = 106,500.54/x
  3. Step 3: Cross multiply
    144,520.26x = 216,499.86 × 106,500.54
  4. Step 4: Simplify right side
    144,520.26x = 23,057,351,999.92
  5. Step 5: Solve for x
    x = 23,057,351,999.92/144,520.26
  6. Step 6: Final answer
    x = 159,544.08

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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.