Home / 53,932.87-74,427.71-30,061.06

Finding the Fourth Proportional to 53,932.87, 74,427.71 and 30,061.06

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Solution

The fourth proportional to 53,932.87, 74,427.71 and 30,061.06 is: 41,484.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,932.87 : 74,427.71 = 30,061.06 : x
  2. Step 2: Convert to fraction form
    53,932.87/74,427.71 = 30,061.06/x
  3. Step 3: Cross multiply
    53,932.87x = 74,427.71 × 30,061.06
  4. Step 4: Simplify right side
    53,932.87x = 2,237,375,519.60
  5. Step 5: Solve for x
    x = 2,237,375,519.60/53,932.87
  6. Step 6: Final answer
    x = 41,484.45

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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.