Home / 115,745.06-174,485.12-108,029.48

Finding the Fourth Proportional to 115,745.06, 174,485.12 and 108,029.48

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Solution

The fourth proportional to 115,745.06, 174,485.12 and 108,029.48 is: 162,853.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,745.06 : 174,485.12 = 108,029.48 : x
  2. Step 2: Convert to fraction form
    115,745.06/174,485.12 = 108,029.48/x
  3. Step 3: Cross multiply
    115,745.06x = 174,485.12 × 108,029.48
  4. Step 4: Simplify right side
    115,745.06x = 18,849,535,773.88
  5. Step 5: Solve for x
    x = 18,849,535,773.88/115,745.06
  6. Step 6: Final answer
    x = 162,853.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.