Home / 103,495.32-155,242.98-32,418.56

Finding the Fourth Proportional to 103,495.32, 155,242.98 and 32,418.56

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Solution

The fourth proportional to 103,495.32, 155,242.98 and 32,418.56 is: 48,627.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,495.32 : 155,242.98 = 32,418.56 : x
  2. Step 2: Convert to fraction form
    103,495.32/155,242.98 = 32,418.56/x
  3. Step 3: Cross multiply
    103,495.32x = 155,242.98 × 32,418.56
  4. Step 4: Simplify right side
    103,495.32x = 5,032,753,699.62
  5. Step 5: Solve for x
    x = 5,032,753,699.62/103,495.32
  6. Step 6: Final answer
    x = 48,627.84

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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.