Home / 40,214.82-55,460.10-25,108.86

Finding the Fourth Proportional to 40,214.82, 55,460.10 and 25,108.86

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Solution

The fourth proportional to 40,214.82, 55,460.10 and 25,108.86 is: 34,627.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,214.82 : 55,460.10 = 25,108.86 : x
  2. Step 2: Convert to fraction form
    40,214.82/55,460.10 = 25,108.86/x
  3. Step 3: Cross multiply
    40,214.82x = 55,460.10 × 25,108.86
  4. Step 4: Simplify right side
    40,214.82x = 1,392,539,886.49
  5. Step 5: Solve for x
    x = 1,392,539,886.49/40,214.82
  6. Step 6: Final answer
    x = 34,627.53

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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.