Home / 33,096.60-49,587.30-21,403.80

Finding the Fourth Proportional to 33,096.60, 49,587.30 and 21,403.80

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Solution

The fourth proportional to 33,096.60, 49,587.30 and 21,403.80 is: 32,068.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,096.60 : 49,587.30 = 21,403.80 : x
  2. Step 2: Convert to fraction form
    33,096.60/49,587.30 = 21,403.80/x
  3. Step 3: Cross multiply
    33,096.60x = 49,587.30 × 21,403.80
  4. Step 4: Simplify right side
    33,096.60x = 1,061,356,651.74
  5. Step 5: Solve for x
    x = 1,061,356,651.74/33,096.60
  6. Step 6: Final answer
    x = 32,068.45

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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.