Home / 55,049.54-75,973.06-31,180.46

Finding the Fourth Proportional to 55,049.54, 75,973.06 and 31,180.46

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Solution

The fourth proportional to 55,049.54, 75,973.06 and 31,180.46 is: 43,031.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,049.54 : 75,973.06 = 31,180.46 : x
  2. Step 2: Convert to fraction form
    55,049.54/75,973.06 = 31,180.46/x
  3. Step 3: Cross multiply
    55,049.54x = 75,973.06 × 31,180.46
  4. Step 4: Simplify right side
    55,049.54x = 2,368,874,958.41
  5. Step 5: Solve for x
    x = 2,368,874,958.41/55,049.54
  6. Step 6: Final answer
    x = 43,031.69

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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.