Home / 49,446.48-74,152.26-21,365.40

Finding the Fourth Proportional to 49,446.48, 74,152.26 and 21,365.40

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Solution

The fourth proportional to 49,446.48, 74,152.26 and 21,365.40 is: 32,040.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,446.48 : 74,152.26 = 21,365.40 : x
  2. Step 2: Convert to fraction form
    49,446.48/74,152.26 = 21,365.40/x
  3. Step 3: Cross multiply
    49,446.48x = 74,152.26 × 21,365.40
  4. Step 4: Simplify right side
    49,446.48x = 1,584,292,695.80
  5. Step 5: Solve for x
    x = 1,584,292,695.80/49,446.48
  6. Step 6: Final answer
    x = 32,040.56

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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.