Home / 382,365.02-573,212.18-145,550.18

Finding the Fourth Proportional to 382,365.02, 573,212.18 and 145,550.18

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Solution

The fourth proportional to 382,365.02, 573,212.18 and 145,550.18 is: 218,197.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,365.02 : 573,212.18 = 145,550.18 : x
  2. Step 2: Convert to fraction form
    382,365.02/573,212.18 = 145,550.18/x
  3. Step 3: Cross multiply
    382,365.02x = 573,212.18 × 145,550.18
  4. Step 4: Simplify right side
    382,365.02x = 83,431,135,977.19
  5. Step 5: Solve for x
    x = 83,431,135,977.19/382,365.02
  6. Step 6: Final answer
    x = 218,197.62

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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.