Home / 134,123.10-200,795.85-130,235.10

Finding the Fourth Proportional to 134,123.10, 200,795.85 and 130,235.10

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Solution

The fourth proportional to 134,123.10, 200,795.85 and 130,235.10 is: 194,975.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,123.10 : 200,795.85 = 130,235.10 : x
  2. Step 2: Convert to fraction form
    134,123.10/200,795.85 = 130,235.10/x
  3. Step 3: Cross multiply
    134,123.10x = 200,795.85 × 130,235.10
  4. Step 4: Simplify right side
    134,123.10x = 26,150,667,604.34
  5. Step 5: Solve for x
    x = 26,150,667,604.34/134,123.10
  6. Step 6: Final answer
    x = 194,975.12

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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.