Home / 51,220.44-76,837.14-20,051.64

Finding the Fourth Proportional to 51,220.44, 76,837.14 and 20,051.64

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Solution

The fourth proportional to 51,220.44, 76,837.14 and 20,051.64 is: 30,080.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,220.44 : 76,837.14 = 20,051.64 : x
  2. Step 2: Convert to fraction form
    51,220.44/76,837.14 = 20,051.64/x
  3. Step 3: Cross multiply
    51,220.44x = 76,837.14 × 20,051.64
  4. Step 4: Simplify right side
    51,220.44x = 1,540,710,669.91
  5. Step 5: Solve for x
    x = 1,540,710,669.91/51,220.44
  6. Step 6: Final answer
    x = 30,080.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.