Home / 197,268.02-272,224.40-111,226.25

Finding the Fourth Proportional to 197,268.02, 272,224.40 and 111,226.25

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Solution

The fourth proportional to 197,268.02, 272,224.40 and 111,226.25 is: 153,489.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,268.02 : 272,224.40 = 111,226.25 : x
  2. Step 2: Convert to fraction form
    197,268.02/272,224.40 = 111,226.25/x
  3. Step 3: Cross multiply
    197,268.02x = 272,224.40 × 111,226.25
  4. Step 4: Simplify right side
    197,268.02x = 30,278,497,253.25
  5. Step 5: Solve for x
    x = 30,278,497,253.25/197,268.02
  6. Step 6: Final answer
    x = 153,489.14

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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.