Home / 61,786.23-85,267.01-34,191.21

Finding the Fourth Proportional to 61,786.23, 85,267.01 and 34,191.21

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Solution

The fourth proportional to 61,786.23, 85,267.01 and 34,191.21 is: 47,184.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,786.23 : 85,267.01 = 34,191.21 : x
  2. Step 2: Convert to fraction form
    61,786.23/85,267.01 = 34,191.21/x
  3. Step 3: Cross multiply
    61,786.23x = 85,267.01 × 34,191.21
  4. Step 4: Simplify right side
    61,786.23x = 2,915,382,650.21
  5. Step 5: Solve for x
    x = 2,915,382,650.21/61,786.23
  6. Step 6: Final answer
    x = 47,184.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.