Home / 38,749.98-58,161.35-19,042.68

Finding the Fourth Proportional to 38,749.98, 58,161.35 and 19,042.68

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Solution

The fourth proportional to 38,749.98, 58,161.35 and 19,042.68 is: 28,581.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,749.98 : 58,161.35 = 19,042.68 : x
  2. Step 2: Convert to fraction form
    38,749.98/58,161.35 = 19,042.68/x
  3. Step 3: Cross multiply
    38,749.98x = 58,161.35 × 19,042.68
  4. Step 4: Simplify right side
    38,749.98x = 1,107,547,976.42
  5. Step 5: Solve for x
    x = 1,107,547,976.42/38,749.98
  6. Step 6: Final answer
    x = 28,581.90

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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.