Home / 190,337.26-285,532.10-63,987.30

Finding the Fourth Proportional to 190,337.26, 285,532.10 and 63,987.30

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Solution

The fourth proportional to 190,337.26, 285,532.10 and 63,987.30 is: 95,989.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,337.26 : 285,532.10 = 63,987.30 : x
  2. Step 2: Convert to fraction form
    190,337.26/285,532.10 = 63,987.30/x
  3. Step 3: Cross multiply
    190,337.26x = 285,532.10 × 63,987.30
  4. Step 4: Simplify right side
    190,337.26x = 18,270,428,142.33
  5. Step 5: Solve for x
    x = 18,270,428,142.33/190,337.26
  6. Step 6: Final answer
    x = 95,989.76

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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.