Home / 141,634.00-212,451.01-57,378.47

Finding the Fourth Proportional to 141,634.00, 212,451.01 and 57,378.47

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Solution

The fourth proportional to 141,634.00, 212,451.01 and 57,378.47 is: 86,067.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,634.00 : 212,451.01 = 57,378.47 : x
  2. Step 2: Convert to fraction form
    141,634.00/212,451.01 = 57,378.47/x
  3. Step 3: Cross multiply
    141,634.00x = 212,451.01 × 57,378.47
  4. Step 4: Simplify right side
    141,634.00x = 12,190,112,698.05
  5. Step 5: Solve for x
    x = 12,190,112,698.05/141,634.00
  6. Step 6: Final answer
    x = 86,067.70

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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.