Home / 190,403.53-285,609.34-64,047.58

Finding the Fourth Proportional to 190,403.53, 285,609.34 and 64,047.58

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Solution

The fourth proportional to 190,403.53, 285,609.34 and 64,047.58 is: 96,072.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,403.53 : 285,609.34 = 64,047.58 : x
  2. Step 2: Convert to fraction form
    190,403.53/285,609.34 = 64,047.58/x
  3. Step 3: Cross multiply
    190,403.53x = 285,609.34 × 64,047.58
  4. Step 4: Simplify right side
    190,403.53x = 18,292,586,418.43
  5. Step 5: Solve for x
    x = 18,292,586,418.43/190,403.53
  6. Step 6: Final answer
    x = 96,072.73

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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.