Home / 97,260.40-145,872.60-27,125.20

Finding the Fourth Proportional to 97,260.40, 145,872.60 and 27,125.20

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Solution

The fourth proportional to 97,260.40, 145,872.60 and 27,125.20 is: 40,682.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,260.40 : 145,872.60 = 27,125.20 : x
  2. Step 2: Convert to fraction form
    97,260.40/145,872.60 = 27,125.20/x
  3. Step 3: Cross multiply
    97,260.40x = 145,872.60 × 27,125.20
  4. Step 4: Simplify right side
    97,260.40x = 3,956,823,449.52
  5. Step 5: Solve for x
    x = 3,956,823,449.52/97,260.40
  6. Step 6: Final answer
    x = 40,682.78

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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.