Home / 103,274.36-154,880.52-36,705.74

Finding the Fourth Proportional to 103,274.36, 154,880.52 and 36,705.74

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Solution

The fourth proportional to 103,274.36, 154,880.52 and 36,705.74 is: 55,047.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,274.36 : 154,880.52 = 36,705.74 : x
  2. Step 2: Convert to fraction form
    103,274.36/154,880.52 = 36,705.74/x
  3. Step 3: Cross multiply
    103,274.36x = 154,880.52 × 36,705.74
  4. Step 4: Simplify right side
    103,274.36x = 5,685,004,098.18
  5. Step 5: Solve for x
    x = 5,685,004,098.18/103,274.36
  6. Step 6: Final answer
    x = 55,047.58

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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.