Home / 120,495.80-180,709.14-46,606.52

Finding the Fourth Proportional to 120,495.80, 180,709.14 and 46,606.52

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Solution

The fourth proportional to 120,495.80, 180,709.14 and 46,606.52 is: 69,896.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,495.80 : 180,709.14 = 46,606.52 : x
  2. Step 2: Convert to fraction form
    120,495.80/180,709.14 = 46,606.52/x
  3. Step 3: Cross multiply
    120,495.80x = 180,709.14 × 46,606.52
  4. Step 4: Simplify right side
    120,495.80x = 8,422,224,147.59
  5. Step 5: Solve for x
    x = 8,422,224,147.59/120,495.80
  6. Step 6: Final answer
    x = 69,896.41

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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.