Home / 35,111.76-48,450.75-20,003.52

Finding the Fourth Proportional to 35,111.76, 48,450.75 and 20,003.52

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Solution

The fourth proportional to 35,111.76, 48,450.75 and 20,003.52 is: 27,602.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,111.76 : 48,450.75 = 20,003.52 : x
  2. Step 2: Convert to fraction form
    35,111.76/48,450.75 = 20,003.52/x
  3. Step 3: Cross multiply
    35,111.76x = 48,450.75 × 20,003.52
  4. Step 4: Simplify right side
    35,111.76x = 969,185,546.64
  5. Step 5: Solve for x
    x = 969,185,546.64/35,111.76
  6. Step 6: Final answer
    x = 27,602.88

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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.