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Finding the Fourth Proportional to 63,055.68, 94,559.92 and 20,927.90

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Solution

The fourth proportional to 63,055.68, 94,559.92 and 20,927.90 is: 31,384.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,055.68 : 94,559.92 = 20,927.90 : x
  2. Step 2: Convert to fraction form
    63,055.68/94,559.92 = 20,927.90/x
  3. Step 3: Cross multiply
    63,055.68x = 94,559.92 × 20,927.90
  4. Step 4: Simplify right side
    63,055.68x = 1,978,940,549.77
  5. Step 5: Solve for x
    x = 1,978,940,549.77/63,055.68
  6. Step 6: Final answer
    x = 31,384.02

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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.