Home / 97,265.32-145,899.42-27,145

Finding the Fourth Proportional to 97,265.32, 145,899.42 and 27,145

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Solution

The fourth proportional to 97,265.32, 145,899.42 and 27,145 is: 40,717.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,265.32 : 145,899.42 = 27,145 : x
  2. Step 2: Convert to fraction form
    97,265.32/145,899.42 = 27,145/x
  3. Step 3: Cross multiply
    97,265.32x = 145,899.42 × 27,145
  4. Step 4: Simplify right side
    97,265.32x = 3,960,439,755.90
  5. Step 5: Solve for x
    x = 3,960,439,755.90/97,265.32
  6. Step 6: Final answer
    x = 40,717.90

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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.