Home / 79,849.65-119,857.55-58,813.44

Finding the Fourth Proportional to 79,849.65, 119,857.55 and 58,813.44

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Solution

The fourth proportional to 79,849.65, 119,857.55 and 58,813.44 is: 88,281.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,849.65 : 119,857.55 = 58,813.44 : x
  2. Step 2: Convert to fraction form
    79,849.65/119,857.55 = 58,813.44/x
  3. Step 3: Cross multiply
    79,849.65x = 119,857.55 × 58,813.44
  4. Step 4: Simplify right side
    79,849.65x = 7,049,234,921.55
  5. Step 5: Solve for x
    x = 7,049,234,921.55/79,849.65
  6. Step 6: Final answer
    x = 88,281.35

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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.