Home / 103,517.54-155,309.10-36,956.18

Finding the Fourth Proportional to 103,517.54, 155,309.10 and 36,956.18

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Solution

The fourth proportional to 103,517.54, 155,309.10 and 36,956.18 is: 55,445.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,517.54 : 155,309.10 = 36,956.18 : x
  2. Step 2: Convert to fraction form
    103,517.54/155,309.10 = 36,956.18/x
  3. Step 3: Cross multiply
    103,517.54x = 155,309.10 × 36,956.18
  4. Step 4: Simplify right side
    103,517.54x = 5,739,631,055.24
  5. Step 5: Solve for x
    x = 5,739,631,055.24/103,517.54
  6. Step 6: Final answer
    x = 55,445.98

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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.