Home / 53,814.56-74,262.98-29,940.72

Finding the Fourth Proportional to 53,814.56, 74,262.98 and 29,940.72

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Solution

The fourth proportional to 53,814.56, 74,262.98 and 29,940.72 is: 41,317.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,814.56 : 74,262.98 = 29,940.72 : x
  2. Step 2: Convert to fraction form
    53,814.56/74,262.98 = 29,940.72/x
  3. Step 3: Cross multiply
    53,814.56x = 74,262.98 × 29,940.72
  4. Step 4: Simplify right side
    53,814.56x = 2,223,487,090.55
  5. Step 5: Solve for x
    x = 2,223,487,090.55/53,814.56
  6. Step 6: Final answer
    x = 41,317.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.