Home / 53,914.64-74,402.48-31,267.05

Finding the Fourth Proportional to 53,914.64, 74,402.48 and 31,267.05

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Solution

The fourth proportional to 53,914.64, 74,402.48 and 31,267.05 is: 43,148.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,914.64 : 74,402.48 = 31,267.05 : x
  2. Step 2: Convert to fraction form
    53,914.64/74,402.48 = 31,267.05/x
  3. Step 3: Cross multiply
    53,914.64x = 74,402.48 × 31,267.05
  4. Step 4: Simplify right side
    53,914.64x = 2,326,345,861.44
  5. Step 5: Solve for x
    x = 2,326,345,861.44/53,914.64
  6. Step 6: Final answer
    x = 43,148.69

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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.