Home / 103,256.59-154,884.89-36,699.35

Finding the Fourth Proportional to 103,256.59, 154,884.89 and 36,699.35

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Solution

The fourth proportional to 103,256.59, 154,884.89 and 36,699.35 is: 55,049.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,256.59 : 154,884.89 = 36,699.35 : x
  2. Step 2: Convert to fraction form
    103,256.59/154,884.89 = 36,699.35/x
  3. Step 3: Cross multiply
    103,256.59x = 154,884.89 × 36,699.35
  4. Step 4: Simplify right side
    103,256.59x = 5,684,174,105.15
  5. Step 5: Solve for x
    x = 5,684,174,105.15/103,256.59
  6. Step 6: Final answer
    x = 55,049.02

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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.