Home / 352,512.18-528,768.27-103,194.18

Finding the Fourth Proportional to 352,512.18, 528,768.27 and 103,194.18

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Solution

The fourth proportional to 352,512.18, 528,768.27 and 103,194.18 is: 154,791.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,512.18 : 528,768.27 = 103,194.18 : x
  2. Step 2: Convert to fraction form
    352,512.18/528,768.27 = 103,194.18/x
  3. Step 3: Cross multiply
    352,512.18x = 528,768.27 × 103,194.18
  4. Step 4: Simplify right side
    352,512.18x = 54,565,808,032.67
  5. Step 5: Solve for x
    x = 54,565,808,032.67/352,512.18
  6. Step 6: Final answer
    x = 154,791.27

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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.