Home / 49,913.56-74,873.22-18,749.08

Finding the Fourth Proportional to 49,913.56, 74,873.22 and 18,749.08

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Solution

The fourth proportional to 49,913.56, 74,873.22 and 18,749.08 is: 28,124.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,913.56 : 74,873.22 = 18,749.08 : x
  2. Step 2: Convert to fraction form
    49,913.56/74,873.22 = 18,749.08/x
  3. Step 3: Cross multiply
    49,913.56x = 74,873.22 × 18,749.08
  4. Step 4: Simplify right side
    49,913.56x = 1,403,803,991.64
  5. Step 5: Solve for x
    x = 1,403,803,991.64/49,913.56
  6. Step 6: Final answer
    x = 28,124.70

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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.