Home / 188,426.17-259,924.30-119,389.33

Finding the Fourth Proportional to 188,426.17, 259,924.30 and 119,389.33

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Solution

The fourth proportional to 188,426.17, 259,924.30 and 119,389.33 is: 164,691.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,426.17 : 259,924.30 = 119,389.33 : x
  2. Step 2: Convert to fraction form
    188,426.17/259,924.30 = 119,389.33/x
  3. Step 3: Cross multiply
    188,426.17x = 259,924.30 × 119,389.33
  4. Step 4: Simplify right side
    188,426.17x = 31,032,188,027.72
  5. Step 5: Solve for x
    x = 31,032,188,027.72/188,426.17
  6. Step 6: Final answer
    x = 164,691.50

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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.