Home / 151,509.33-209,097.66-113,202.41

Finding the Fourth Proportional to 151,509.33, 209,097.66 and 113,202.41

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Solution

The fourth proportional to 151,509.33, 209,097.66 and 113,202.41 is: 156,230.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,509.33 : 209,097.66 = 113,202.41 : x
  2. Step 2: Convert to fraction form
    151,509.33/209,097.66 = 113,202.41/x
  3. Step 3: Cross multiply
    151,509.33x = 209,097.66 × 113,202.41
  4. Step 4: Simplify right side
    151,509.33x = 23,670,357,991.87
  5. Step 5: Solve for x
    x = 23,670,357,991.87/151,509.33
  6. Step 6: Final answer
    x = 156,230.37

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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.