Home / 53,668.73-74,057.34-31,015.00

Finding the Fourth Proportional to 53,668.73, 74,057.34 and 31,015.00

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Solution

The fourth proportional to 53,668.73, 74,057.34 and 31,015.00 is: 42,797.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,668.73 : 74,057.34 = 31,015.00 : x
  2. Step 2: Convert to fraction form
    53,668.73/74,057.34 = 31,015.00/x
  3. Step 3: Cross multiply
    53,668.73x = 74,057.34 × 31,015.00
  4. Step 4: Simplify right side
    53,668.73x = 2,296,888,434.52
  5. Step 5: Solve for x
    x = 2,296,888,434.52/53,668.73
  6. Step 6: Final answer
    x = 42,797.52

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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.