Home / 382,190.48-573,354.66-157,428.23

Finding the Fourth Proportional to 382,190.48, 573,354.66 and 157,428.23

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Solution

The fourth proportional to 382,190.48, 573,354.66 and 157,428.23 is: 236,170.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,190.48 : 573,354.66 = 157,428.23 : x
  2. Step 2: Convert to fraction form
    382,190.48/573,354.66 = 157,428.23/x
  3. Step 3: Cross multiply
    382,190.48x = 573,354.66 × 157,428.23
  4. Step 4: Simplify right side
    382,190.48x = 90,262,209,286.05
  5. Step 5: Solve for x
    x = 90,262,209,286.05/382,190.48
  6. Step 6: Final answer
    x = 236,170.75

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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.