Home / 63,086.52-94,623.30-20,969.40

Finding the Fourth Proportional to 63,086.52, 94,623.30 and 20,969.40

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Solution

The fourth proportional to 63,086.52, 94,623.30 and 20,969.40 is: 31,451.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,086.52 : 94,623.30 = 20,969.40 : x
  2. Step 2: Convert to fraction form
    63,086.52/94,623.30 = 20,969.40/x
  3. Step 3: Cross multiply
    63,086.52x = 94,623.30 × 20,969.40
  4. Step 4: Simplify right side
    63,086.52x = 1,984,193,827.02
  5. Step 5: Solve for x
    x = 1,984,193,827.02/63,086.52
  6. Step 6: Final answer
    x = 31,451.95

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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.