Home / 102,274.49-153,404.99-49,004.57

Finding the Fourth Proportional to 102,274.49, 153,404.99 and 49,004.57

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Solution

The fourth proportional to 102,274.49, 153,404.99 and 49,004.57 is: 73,503.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,274.49 : 153,404.99 = 49,004.57 : x
  2. Step 2: Convert to fraction form
    102,274.49/153,404.99 = 49,004.57/x
  3. Step 3: Cross multiply
    102,274.49x = 153,404.99 × 49,004.57
  4. Step 4: Simplify right side
    102,274.49x = 7,517,545,325.78
  5. Step 5: Solve for x
    x = 7,517,545,325.78/102,274.49
  6. Step 6: Final answer
    x = 73,503.62

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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.