Home / 153,257.94-211,464.26-89,583.43

Finding the Fourth Proportional to 153,257.94, 211,464.26 and 89,583.43

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Solution

The fourth proportional to 153,257.94, 211,464.26 and 89,583.43 is: 123,606.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,257.94 : 211,464.26 = 89,583.43 : x
  2. Step 2: Convert to fraction form
    153,257.94/211,464.26 = 89,583.43/x
  3. Step 3: Cross multiply
    153,257.94x = 211,464.26 × 89,583.43
  4. Step 4: Simplify right side
    153,257.94x = 18,943,693,733.21
  5. Step 5: Solve for x
    x = 18,943,693,733.21/153,257.94
  6. Step 6: Final answer
    x = 123,606.61

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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.