Home / 197,426.94-272,449.23-111,404.16

Finding the Fourth Proportional to 197,426.94, 272,449.23 and 111,404.16

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Solution

The fourth proportional to 197,426.94, 272,449.23 and 111,404.16 is: 153,737.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,426.94 : 272,449.23 = 111,404.16 : x
  2. Step 2: Convert to fraction form
    197,426.94/272,449.23 = 111,404.16/x
  3. Step 3: Cross multiply
    197,426.94x = 272,449.23 × 111,404.16
  4. Step 4: Simplify right side
    197,426.94x = 30,351,977,610.80
  5. Step 5: Solve for x
    x = 30,351,977,610.80/197,426.94
  6. Step 6: Final answer
    x = 153,737.77

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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.