Home / 190,779.60-263,276.87-119,201.14

Finding the Fourth Proportional to 190,779.60, 263,276.87 and 119,201.14

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Solution

The fourth proportional to 190,779.60, 263,276.87 and 119,201.14 is: 164,498.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,779.60 : 263,276.87 = 119,201.14 : x
  2. Step 2: Convert to fraction form
    190,779.60/263,276.87 = 119,201.14/x
  3. Step 3: Cross multiply
    190,779.60x = 263,276.87 × 119,201.14
  4. Step 4: Simplify right side
    190,779.60x = 31,382,901,785.43
  5. Step 5: Solve for x
    x = 31,382,901,785.43/190,779.60
  6. Step 6: Final answer
    x = 164,498.21

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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.