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Finding the Fourth Proportional to 190,371.01, 285,589.32 and 64,023.16

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Solution

The fourth proportional to 190,371.01, 285,589.32 and 64,023.16 is: 96,045.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,371.01 : 285,589.32 = 64,023.16 : x
  2. Step 2: Convert to fraction form
    190,371.01/285,589.32 = 64,023.16/x
  3. Step 3: Cross multiply
    190,371.01x = 285,589.32 × 64,023.16
  4. Step 4: Simplify right side
    190,371.01x = 18,284,330,728.65
  5. Step 5: Solve for x
    x = 18,284,330,728.65/190,371.01
  6. Step 6: Final answer
    x = 96,045.77

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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.