Home / 382,190.24-573,354.32-157,427.98

Finding the Fourth Proportional to 382,190.24, 573,354.32 and 157,427.98

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Solution

The fourth proportional to 382,190.24, 573,354.32 and 157,427.98 is: 236,170.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,190.24 : 573,354.32 = 157,427.98 : x
  2. Step 2: Convert to fraction form
    382,190.24/573,354.32 = 157,427.98/x
  3. Step 3: Cross multiply
    382,190.24x = 573,354.32 × 157,427.98
  4. Step 4: Simplify right side
    382,190.24x = 90,262,012,421.87
  5. Step 5: Solve for x
    x = 90,262,012,421.87/382,190.24
  6. Step 6: Final answer
    x = 236,170.38

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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.