Home / 49,728.93-74,597.49-21,649.92

Finding the Fourth Proportional to 49,728.93, 74,597.49 and 21,649.92

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Solution

The fourth proportional to 49,728.93, 74,597.49 and 21,649.92 is: 32,476.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,728.93 : 74,597.49 = 21,649.92 : x
  2. Step 2: Convert to fraction form
    49,728.93/74,597.49 = 21,649.92/x
  3. Step 3: Cross multiply
    49,728.93x = 74,597.49 × 21,649.92
  4. Step 4: Simplify right side
    49,728.93x = 1,615,029,690.70
  5. Step 5: Solve for x
    x = 1,615,029,690.70/49,728.93
  6. Step 6: Final answer
    x = 32,476.66

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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.