Home / 197,108.40-295,684.20-190,887.60

Finding the Fourth Proportional to 197,108.40, 295,684.20 and 190,887.60

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Solution

The fourth proportional to 197,108.40, 295,684.20 and 190,887.60 is: 286,352.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,108.40 : 295,684.20 = 190,887.60 : x
  2. Step 2: Convert to fraction form
    197,108.40/295,684.20 = 190,887.60/x
  3. Step 3: Cross multiply
    197,108.40x = 295,684.20 × 190,887.60
  4. Step 4: Simplify right side
    197,108.40x = 56,442,447,295.92
  5. Step 5: Solve for x
    x = 56,442,447,295.92/197,108.40
  6. Step 6: Final answer
    x = 286,352.32

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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.