Home / 49,941.36-74,911.30-12,501.27

Finding the Fourth Proportional to 49,941.36, 74,911.30 and 12,501.27

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Solution

The fourth proportional to 49,941.36, 74,911.30 and 12,501.27 is: 18,751.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,941.36 : 74,911.30 = 12,501.27 : x
  2. Step 2: Convert to fraction form
    49,941.36/74,911.30 = 12,501.27/x
  3. Step 3: Cross multiply
    49,941.36x = 74,911.30 × 12,501.27
  4. Step 4: Simplify right side
    49,941.36x = 936,486,356.10
  5. Step 5: Solve for x
    x = 936,486,356.10/49,941.36
  6. Step 6: Final answer
    x = 18,751.72

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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.