Home / 32,696.99-49,045.20-21,653.09

Finding the Fourth Proportional to 32,696.99, 49,045.20 and 21,653.09

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Solution

The fourth proportional to 32,696.99, 49,045.20 and 21,653.09 is: 32,479.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,696.99 : 49,045.20 = 21,653.09 : x
  2. Step 2: Convert to fraction form
    32,696.99/49,045.20 = 21,653.09/x
  3. Step 3: Cross multiply
    32,696.99x = 49,045.20 × 21,653.09
  4. Step 4: Simplify right side
    32,696.99x = 1,061,980,129.67
  5. Step 5: Solve for x
    x = 1,061,980,129.67/32,696.99
  6. Step 6: Final answer
    x = 32,479.45

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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.