Home / 209,799.30-289,526.36-114,305.97

Finding the Fourth Proportional to 209,799.30, 289,526.36 and 114,305.97

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Solution

The fourth proportional to 209,799.30, 289,526.36 and 114,305.97 is: 157,744.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,799.30 : 289,526.36 = 114,305.97 : x
  2. Step 2: Convert to fraction form
    209,799.30/289,526.36 = 114,305.97/x
  3. Step 3: Cross multiply
    209,799.30x = 289,526.36 × 114,305.97
  4. Step 4: Simplify right side
    209,799.30x = 33,094,590,848.84
  5. Step 5: Solve for x
    x = 33,094,590,848.84/209,799.30
  6. Step 6: Final answer
    x = 157,744.05

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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.