Home / 174,400.39-240,745.67-117,888.31

Finding the Fourth Proportional to 174,400.39, 240,745.67 and 117,888.31

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Solution

The fourth proportional to 174,400.39, 240,745.67 and 117,888.31 is: 162,735.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,400.39 : 240,745.67 = 117,888.31 : x
  2. Step 2: Convert to fraction form
    174,400.39/240,745.67 = 117,888.31/x
  3. Step 3: Cross multiply
    174,400.39x = 240,745.67 × 117,888.31
  4. Step 4: Simplify right side
    174,400.39x = 28,381,099,586.68
  5. Step 5: Solve for x
    x = 28,381,099,586.68/174,400.39
  6. Step 6: Final answer
    x = 162,735.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.