Home / 53,638.96-74,021.64-32,414.32

Finding the Fourth Proportional to 53,638.96, 74,021.64 and 32,414.32

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Solution

The fourth proportional to 53,638.96, 74,021.64 and 32,414.32 is: 44,731.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,638.96 : 74,021.64 = 32,414.32 : x
  2. Step 2: Convert to fraction form
    53,638.96/74,021.64 = 32,414.32/x
  3. Step 3: Cross multiply
    53,638.96x = 74,021.64 × 32,414.32
  4. Step 4: Simplify right side
    53,638.96x = 2,399,361,125.88
  5. Step 5: Solve for x
    x = 2,399,361,125.88/53,638.96
  6. Step 6: Final answer
    x = 44,731.69

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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.