Home / 53,954.45-74,459.27-30,085.37

Finding the Fourth Proportional to 53,954.45, 74,459.27 and 30,085.37

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Solution

The fourth proportional to 53,954.45, 74,459.27 and 30,085.37 is: 41,519.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,954.45 : 74,459.27 = 30,085.37 : x
  2. Step 2: Convert to fraction form
    53,954.45/74,459.27 = 30,085.37/x
  3. Step 3: Cross multiply
    53,954.45x = 74,459.27 × 30,085.37
  4. Step 4: Simplify right side
    53,954.45x = 2,240,134,390.80
  5. Step 5: Solve for x
    x = 2,240,134,390.80/53,954.45
  6. Step 6: Final answer
    x = 41,519.00

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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.