Home / 446,690.19-670,024.76-109,730.30

Finding the Fourth Proportional to 446,690.19, 670,024.76 and 109,730.30

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Solution

The fourth proportional to 446,690.19, 670,024.76 and 109,730.30 is: 164,592.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,690.19 : 670,024.76 = 109,730.30 : x
  2. Step 2: Convert to fraction form
    446,690.19/670,024.76 = 109,730.30/x
  3. Step 3: Cross multiply
    446,690.19x = 670,024.76 × 109,730.30
  4. Step 4: Simplify right side
    446,690.19x = 73,522,014,640.69
  5. Step 5: Solve for x
    x = 73,522,014,640.69/446,690.19
  6. Step 6: Final answer
    x = 164,592.86

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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.