Home / 63,020.97-94,499.30-20,886.05

Finding the Fourth Proportional to 63,020.97, 94,499.30 and 20,886.05

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Solution

The fourth proportional to 63,020.97, 94,499.30 and 20,886.05 is: 31,318.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,020.97 : 94,499.30 = 20,886.05 : x
  2. Step 2: Convert to fraction form
    63,020.97/94,499.30 = 20,886.05/x
  3. Step 3: Cross multiply
    63,020.97x = 94,499.30 × 20,886.05
  4. Step 4: Simplify right side
    63,020.97x = 1,973,717,393.23
  5. Step 5: Solve for x
    x = 1,973,717,393.23/63,020.97
  6. Step 6: Final answer
    x = 31,318.42

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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.