Home / 53,999.82-74,519.52-30,126.48

Finding the Fourth Proportional to 53,999.82, 74,519.52 and 30,126.48

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Solution

The fourth proportional to 53,999.82, 74,519.52 and 30,126.48 is: 41,574.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,999.82 : 74,519.52 = 30,126.48 : x
  2. Step 2: Convert to fraction form
    53,999.82/74,519.52 = 30,126.48/x
  3. Step 3: Cross multiply
    53,999.82x = 74,519.52 × 30,126.48
  4. Step 4: Simplify right side
    53,999.82x = 2,245,010,828.89
  5. Step 5: Solve for x
    x = 2,245,010,828.89/53,999.82
  6. Step 6: Final answer
    x = 41,574.41

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1.5x scale

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.