Home / 197,704.96-272,852.36-112,834.72

Finding the Fourth Proportional to 197,704.96, 272,852.36 and 112,834.72

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Solution

The fourth proportional to 197,704.96, 272,852.36 and 112,834.72 is: 155,723.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,704.96 : 272,852.36 = 112,834.72 : x
  2. Step 2: Convert to fraction form
    197,704.96/272,852.36 = 112,834.72/x
  3. Step 3: Cross multiply
    197,704.96x = 272,852.36 × 112,834.72
  4. Step 4: Simplify right side
    197,704.96x = 30,787,219,641.94
  5. Step 5: Solve for x
    x = 30,787,219,641.94/197,704.96
  6. Step 6: Final answer
    x = 155,723.05

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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.