Home / 63,292.43-87,381.45-39,451.39

Finding the Fourth Proportional to 63,292.43, 87,381.45 and 39,451.39

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Solution

The fourth proportional to 63,292.43, 87,381.45 and 39,451.39 is: 54,466.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,292.43 : 87,381.45 = 39,451.39 : x
  2. Step 2: Convert to fraction form
    63,292.43/87,381.45 = 39,451.39/x
  3. Step 3: Cross multiply
    63,292.43x = 87,381.45 × 39,451.39
  4. Step 4: Simplify right side
    63,292.43x = 3,447,319,662.72
  5. Step 5: Solve for x
    x = 3,447,319,662.72/63,292.43
  6. Step 6: Final answer
    x = 54,466.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.