Home / 209,624.22-289,277.73-114,129.27

Finding the Fourth Proportional to 209,624.22, 289,277.73 and 114,129.27

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Solution

The fourth proportional to 209,624.22, 289,277.73 and 114,129.27 is: 157,496.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,624.22 : 289,277.73 = 114,129.27 : x
  2. Step 2: Convert to fraction form
    209,624.22/289,277.73 = 114,129.27/x
  3. Step 3: Cross multiply
    209,624.22x = 289,277.73 × 114,129.27
  4. Step 4: Simplify right side
    209,624.22x = 33,015,056,152.16
  5. Step 5: Solve for x
    x = 33,015,056,152.16/209,624.22
  6. Step 6: Final answer
    x = 157,496.38

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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.