Home / 354,127.31-531,369.59-174,205.18

Finding the Fourth Proportional to 354,127.31, 531,369.59 and 174,205.18

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Solution

The fourth proportional to 354,127.31, 531,369.59 and 174,205.18 is: 261,395.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,127.31 : 531,369.59 = 174,205.18 : x
  2. Step 2: Convert to fraction form
    354,127.31/531,369.59 = 174,205.18/x
  3. Step 3: Cross multiply
    354,127.31x = 531,369.59 × 174,205.18
  4. Step 4: Simplify right side
    354,127.31x = 92,567,334,865.66
  5. Step 5: Solve for x
    x = 92,567,334,865.66/354,127.31
  6. Step 6: Final answer
    x = 261,395.64

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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.