Home / 209,848.68-289,591.18-114,355.46

Finding the Fourth Proportional to 209,848.68, 289,591.18 and 114,355.46

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Solution

The fourth proportional to 209,848.68, 289,591.18 and 114,355.46 is: 157,810.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,848.68 : 289,591.18 = 114,355.46 : x
  2. Step 2: Convert to fraction form
    209,848.68/289,591.18 = 114,355.46/x
  3. Step 3: Cross multiply
    209,848.68x = 289,591.18 × 114,355.46
  4. Step 4: Simplify right side
    209,848.68x = 33,116,332,600.84
  5. Step 5: Solve for x
    x = 33,116,332,600.84/209,848.68
  6. Step 6: Final answer
    x = 157,810.54

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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.