Home / 49,634.40-74,451-14,572.80

Finding the Fourth Proportional to 49,634.40, 74,451 and 14,572.80

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Solution

The fourth proportional to 49,634.40, 74,451 and 14,572.80 is: 21,859.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,634.40 : 74,451 = 14,572.80 : x
  2. Step 2: Convert to fraction form
    49,634.40/74,451 = 14,572.80/x
  3. Step 3: Cross multiply
    49,634.40x = 74,451 × 14,572.80
  4. Step 4: Simplify right side
    49,634.40x = 1,084,959,532.80
  5. Step 5: Solve for x
    x = 1,084,959,532.80/49,634.40
  6. Step 6: Final answer
    x = 21,859.02

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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.