Home / 209,951.37-289,734.87-114,459.96

Finding the Fourth Proportional to 209,951.37, 289,734.87 and 114,459.96

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Solution

The fourth proportional to 209,951.37, 289,734.87 and 114,459.96 is: 157,955.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,951.37 : 289,734.87 = 114,459.96 : x
  2. Step 2: Convert to fraction form
    209,951.37/289,734.87 = 114,459.96/x
  3. Step 3: Cross multiply
    209,951.37x = 289,734.87 × 114,459.96
  4. Step 4: Simplify right side
    209,951.37x = 33,163,041,630.81
  5. Step 5: Solve for x
    x = 33,163,041,630.81/209,951.37
  6. Step 6: Final answer
    x = 157,955.82

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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.