Home / 190,703.12-263,268.30-134,366

Finding the Fourth Proportional to 190,703.12, 263,268.30 and 134,366

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Solution

The fourth proportional to 190,703.12, 263,268.30 and 134,366 is: 185,494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,703.12 : 263,268.30 = 134,366 : x
  2. Step 2: Convert to fraction form
    190,703.12/263,268.30 = 134,366/x
  3. Step 3: Cross multiply
    190,703.12x = 263,268.30 × 134,366
  4. Step 4: Simplify right side
    190,703.12x = 35,374,308,397.80
  5. Step 5: Solve for x
    x = 35,374,308,397.80/190,703.12
  6. Step 6: Final answer
    x = 185,494.13

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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.