Home / 46,224.20-69,280.60-21,229.76

Finding the Fourth Proportional to 46,224.20, 69,280.60 and 21,229.76

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Solution

The fourth proportional to 46,224.20, 69,280.60 and 21,229.76 is: 31,819.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,224.20 : 69,280.60 = 21,229.76 : x
  2. Step 2: Convert to fraction form
    46,224.20/69,280.60 = 21,229.76/x
  3. Step 3: Cross multiply
    46,224.20x = 69,280.60 × 21,229.76
  4. Step 4: Simplify right side
    46,224.20x = 1,470,810,510.66
  5. Step 5: Solve for x
    x = 1,470,810,510.66/46,224.20
  6. Step 6: Final answer
    x = 31,819.06

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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.