Home / 209,799.44-289,519.54-114,306.81

Finding the Fourth Proportional to 209,799.44, 289,519.54 and 114,306.81

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Solution

The fourth proportional to 209,799.44, 289,519.54 and 114,306.81 is: 157,741.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,799.44 : 289,519.54 = 114,306.81 : x
  2. Step 2: Convert to fraction form
    209,799.44/289,519.54 = 114,306.81/x
  3. Step 3: Cross multiply
    209,799.44x = 289,519.54 × 114,306.81
  4. Step 4: Simplify right side
    209,799.44x = 33,094,055,050.07
  5. Step 5: Solve for x
    x = 33,094,055,050.07/209,799.44
  6. Step 6: Final answer
    x = 157,741.39

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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.