Home / 53,975.60-74,495.33-31,333.40

Finding the Fourth Proportional to 53,975.60, 74,495.33 and 31,333.40

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Solution

The fourth proportional to 53,975.60, 74,495.33 and 31,333.40 is: 43,245.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,975.60 : 74,495.33 = 31,333.40 : x
  2. Step 2: Convert to fraction form
    53,975.60/74,495.33 = 31,333.40/x
  3. Step 3: Cross multiply
    53,975.60x = 74,495.33 × 31,333.40
  4. Step 4: Simplify right side
    53,975.60x = 2,334,191,443.88
  5. Step 5: Solve for x
    x = 2,334,191,443.88/53,975.60
  6. Step 6: Final answer
    x = 43,245.31

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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.