Home / 197,268.52-272,225.08-111,226.75

Finding the Fourth Proportional to 197,268.52, 272,225.08 and 111,226.75

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Solution

The fourth proportional to 197,268.52, 272,225.08 and 111,226.75 is: 153,489.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,268.52 : 272,225.08 = 111,226.75 : x
  2. Step 2: Convert to fraction form
    197,268.52/272,225.08 = 111,226.75/x
  3. Step 3: Cross multiply
    197,268.52x = 272,225.08 × 111,226.75
  4. Step 4: Simplify right side
    197,268.52x = 30,278,710,916.89
  5. Step 5: Solve for x
    x = 30,278,710,916.89/197,268.52
  6. Step 6: Final answer
    x = 153,489.83

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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.