Home / 44,324.20-66,456.54-20,929

Finding the Fourth Proportional to 44,324.20, 66,456.54 and 20,929

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Solution

The fourth proportional to 44,324.20, 66,456.54 and 20,929 is: 31,379.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,324.20 : 66,456.54 = 20,929 : x
  2. Step 2: Convert to fraction form
    44,324.20/66,456.54 = 20,929/x
  3. Step 3: Cross multiply
    44,324.20x = 66,456.54 × 20,929
  4. Step 4: Simplify right side
    44,324.20x = 1,390,868,925.66
  5. Step 5: Solve for x
    x = 1,390,868,925.66/44,324.20
  6. Step 6: Final answer
    x = 31,379.45

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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.