Home / 164,653.74-227,222.39-89,202.24

Finding the Fourth Proportional to 164,653.74, 227,222.39 and 89,202.24

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Solution

The fourth proportional to 164,653.74, 227,222.39 and 89,202.24 is: 123,099.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,653.74 : 227,222.39 = 89,202.24 : x
  2. Step 2: Convert to fraction form
    164,653.74/227,222.39 = 89,202.24/x
  3. Step 3: Cross multiply
    164,653.74x = 227,222.39 × 89,202.24
  4. Step 4: Simplify right side
    164,653.74x = 20,268,746,389.16
  5. Step 5: Solve for x
    x = 20,268,746,389.16/164,653.74
  6. Step 6: Final answer
    x = 123,099.22

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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.