Home / 53,958.87-74,460.47-30,085.07

Finding the Fourth Proportional to 53,958.87, 74,460.47 and 30,085.07

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Solution

The fourth proportional to 53,958.87, 74,460.47 and 30,085.07 is: 41,515.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,958.87 : 74,460.47 = 30,085.07 : x
  2. Step 2: Convert to fraction form
    53,958.87/74,460.47 = 30,085.07/x
  3. Step 3: Cross multiply
    53,958.87x = 74,460.47 × 30,085.07
  4. Step 4: Simplify right side
    53,958.87x = 2,240,147,929.46
  5. Step 5: Solve for x
    x = 2,240,147,929.46/53,958.87
  6. Step 6: Final answer
    x = 41,515.84

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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.