Home / 49,514.50-74,281.47-21,812.50

Finding the Fourth Proportional to 49,514.50, 74,281.47 and 21,812.50

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Solution

The fourth proportional to 49,514.50, 74,281.47 and 21,812.50 is: 32,723.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,514.50 : 74,281.47 = 21,812.50 : x
  2. Step 2: Convert to fraction form
    49,514.50/74,281.47 = 21,812.50/x
  3. Step 3: Cross multiply
    49,514.50x = 74,281.47 × 21,812.50
  4. Step 4: Simplify right side
    49,514.50x = 1,620,264,564.38
  5. Step 5: Solve for x
    x = 1,620,264,564.38/49,514.50
  6. Step 6: Final answer
    x = 32,723.03

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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.