Home / 124,968.48-187,450.32-36,218.40

Finding the Fourth Proportional to 124,968.48, 187,450.32 and 36,218.40

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Solution

The fourth proportional to 124,968.48, 187,450.32 and 36,218.40 is: 54,326.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,968.48 : 187,450.32 = 36,218.40 : x
  2. Step 2: Convert to fraction form
    124,968.48/187,450.32 = 36,218.40/x
  3. Step 3: Cross multiply
    124,968.48x = 187,450.32 × 36,218.40
  4. Step 4: Simplify right side
    124,968.48x = 6,789,150,669.89
  5. Step 5: Solve for x
    x = 6,789,150,669.89/124,968.48
  6. Step 6: Final answer
    x = 54,326.90

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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.