Home / 62,798.48-94,234.20-20,709.20

Finding the Fourth Proportional to 62,798.48, 94,234.20 and 20,709.20

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Solution

The fourth proportional to 62,798.48, 94,234.20 and 20,709.20 is: 31,075.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,798.48 : 94,234.20 = 20,709.20 : x
  2. Step 2: Convert to fraction form
    62,798.48/94,234.20 = 20,709.20/x
  3. Step 3: Cross multiply
    62,798.48x = 94,234.20 × 20,709.20
  4. Step 4: Simplify right side
    62,798.48x = 1,951,514,894.64
  5. Step 5: Solve for x
    x = 1,951,514,894.64/62,798.48
  6. Step 6: Final answer
    x = 31,075.83

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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.