Home / 190,527.62-285,805.40-64,167.21

Finding the Fourth Proportional to 190,527.62, 285,805.40 and 64,167.21

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Solution

The fourth proportional to 190,527.62, 285,805.40 and 64,167.21 is: 96,255.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,527.62 : 285,805.40 = 64,167.21 : x
  2. Step 2: Convert to fraction form
    190,527.62/285,805.40 = 64,167.21/x
  3. Step 3: Cross multiply
    190,527.62x = 285,805.40 × 64,167.21
  4. Step 4: Simplify right side
    190,527.62x = 18,339,334,800.10
  5. Step 5: Solve for x
    x = 18,339,334,800.10/190,527.62
  6. Step 6: Final answer
    x = 96,255.52

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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.