Home / 97,540.86-146,311.28-27,420.17

Finding the Fourth Proportional to 97,540.86, 146,311.28 and 27,420.17

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Solution

The fourth proportional to 97,540.86, 146,311.28 and 27,420.17 is: 41,130.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,540.86 : 146,311.28 = 27,420.17 : x
  2. Step 2: Convert to fraction form
    97,540.86/146,311.28 = 27,420.17/x
  3. Step 3: Cross multiply
    97,540.86x = 146,311.28 × 27,420.17
  4. Step 4: Simplify right side
    97,540.86x = 4,011,880,170.52
  5. Step 5: Solve for x
    x = 4,011,880,170.52/97,540.86
  6. Step 6: Final answer
    x = 41,130.25

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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.