Home / 190,779.32-263,200.55-114,301.64

Finding the Fourth Proportional to 190,779.32, 263,200.55 and 114,301.64

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Solution

The fourth proportional to 190,779.32, 263,200.55 and 114,301.64 is: 157,691.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,779.32 : 263,200.55 = 114,301.64 : x
  2. Step 2: Convert to fraction form
    190,779.32/263,200.55 = 114,301.64/x
  3. Step 3: Cross multiply
    190,779.32x = 263,200.55 × 114,301.64
  4. Step 4: Simplify right side
    190,779.32x = 30,084,254,600.40
  5. Step 5: Solve for x
    x = 30,084,254,600.40/190,779.32
  6. Step 6: Final answer
    x = 157,691.38

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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.