Home / 152,939.54-211,062.49-84,961.67

Finding the Fourth Proportional to 152,939.54, 211,062.49 and 84,961.67

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Solution

The fourth proportional to 152,939.54, 211,062.49 and 84,961.67 is: 117,250.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,939.54 : 211,062.49 = 84,961.67 : x
  2. Step 2: Convert to fraction form
    152,939.54/211,062.49 = 84,961.67/x
  3. Step 3: Cross multiply
    152,939.54x = 211,062.49 × 84,961.67
  4. Step 4: Simplify right side
    152,939.54x = 17,932,220,357.04
  5. Step 5: Solve for x
    x = 17,932,220,357.04/152,939.54
  6. Step 6: Final answer
    x = 117,250.39

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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.