Home / 63,317.52-94,993.90-18,945.72

Finding the Fourth Proportional to 63,317.52, 94,993.90 and 18,945.72

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Solution

The fourth proportional to 63,317.52, 94,993.90 and 18,945.72 is: 28,423.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,317.52 : 94,993.90 = 18,945.72 : x
  2. Step 2: Convert to fraction form
    63,317.52/94,993.90 = 18,945.72/x
  3. Step 3: Cross multiply
    63,317.52x = 94,993.90 × 18,945.72
  4. Step 4: Simplify right side
    63,317.52x = 1,799,727,783.74
  5. Step 5: Solve for x
    x = 1,799,727,783.74/63,317.52
  6. Step 6: Final answer
    x = 28,423.85

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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.