Home / 209,848.08-289,593.66-114,354.72

Finding the Fourth Proportional to 209,848.08, 289,593.66 and 114,354.72

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Solution

The fourth proportional to 209,848.08, 289,593.66 and 114,354.72 is: 157,811.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,848.08 : 289,593.66 = 114,354.72 : x
  2. Step 2: Convert to fraction form
    209,848.08/289,593.66 = 114,354.72/x
  3. Step 3: Cross multiply
    209,848.08x = 289,593.66 × 114,354.72
  4. Step 4: Simplify right side
    209,848.08x = 33,116,401,903.08
  5. Step 5: Solve for x
    x = 33,116,401,903.08/209,848.08
  6. Step 6: Final answer
    x = 157,811.32

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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.