Home / 189,212.39-283,951.59-171,123.02

Finding the Fourth Proportional to 189,212.39, 283,951.59 and 171,123.02

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Solution

The fourth proportional to 189,212.39, 283,951.59 and 171,123.02 is: 256,804.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,212.39 : 283,951.59 = 171,123.02 : x
  2. Step 2: Convert to fraction form
    189,212.39/283,951.59 = 171,123.02/x
  3. Step 3: Cross multiply
    189,212.39x = 283,951.59 × 171,123.02
  4. Step 4: Simplify right side
    189,212.39x = 48,590,651,339.23
  5. Step 5: Solve for x
    x = 48,590,651,339.23/189,212.39
  6. Step 6: Final answer
    x = 256,804.81

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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.