Home / 181,240.16-272,033.22-111,256.16

Finding the Fourth Proportional to 181,240.16, 272,033.22 and 111,256.16

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Solution

The fourth proportional to 181,240.16, 272,033.22 and 111,256.16 is: 166,990.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,240.16 : 272,033.22 = 111,256.16 : x
  2. Step 2: Convert to fraction form
    181,240.16/272,033.22 = 111,256.16/x
  3. Step 3: Cross multiply
    181,240.16x = 272,033.22 × 111,256.16
  4. Step 4: Simplify right side
    181,240.16x = 30,265,371,449.64
  5. Step 5: Solve for x
    x = 30,265,371,449.64/181,240.16
  6. Step 6: Final answer
    x = 166,990.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.