Home / 189,758.08-284,683.83-133,707.65

Finding the Fourth Proportional to 189,758.08, 284,683.83 and 133,707.65

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Solution

The fourth proportional to 189,758.08, 284,683.83 and 133,707.65 is: 200,594.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,758.08 : 284,683.83 = 133,707.65 : x
  2. Step 2: Convert to fraction form
    189,758.08/284,683.83 = 133,707.65/x
  3. Step 3: Cross multiply
    189,758.08x = 284,683.83 × 133,707.65
  4. Step 4: Simplify right side
    189,758.08x = 38,064,405,902.30
  5. Step 5: Solve for x
    x = 38,064,405,902.30/189,758.08
  6. Step 6: Final answer
    x = 200,594.39

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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.