Home / 53,592-73,965.60-31,231.68

Finding the Fourth Proportional to 53,592, 73,965.60 and 31,231.68

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Solution

The fourth proportional to 53,592, 73,965.60 and 31,231.68 is: 43,104.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,592 : 73,965.60 = 31,231.68 : x
  2. Step 2: Convert to fraction form
    53,592/73,965.60 = 31,231.68/x
  3. Step 3: Cross multiply
    53,592x = 73,965.60 × 31,231.68
  4. Step 4: Simplify right side
    53,592x = 2,310,069,950.21
  5. Step 5: Solve for x
    x = 2,310,069,950.21/53,592
  6. Step 6: Final answer
    x = 43,104.75

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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.