Home / 181,260.71-250,099.51-109,639.19

Finding the Fourth Proportional to 181,260.71, 250,099.51 and 109,639.19

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Solution

The fourth proportional to 181,260.71, 250,099.51 and 109,639.19 is: 151,277.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,260.71 : 250,099.51 = 109,639.19 : x
  2. Step 2: Convert to fraction form
    181,260.71/250,099.51 = 109,639.19/x
  3. Step 3: Cross multiply
    181,260.71x = 250,099.51 × 109,639.19
  4. Step 4: Simplify right side
    181,260.71x = 27,420,707,695.80
  5. Step 5: Solve for x
    x = 27,420,707,695.80/181,260.71
  6. Step 6: Final answer
    x = 151,277.72

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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.