Home / 97,542.40-146,327.55-30,080.15

Finding the Fourth Proportional to 97,542.40, 146,327.55 and 30,080.15

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Solution

The fourth proportional to 97,542.40, 146,327.55 and 30,080.15 is: 45,124.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,542.40 : 146,327.55 = 30,080.15 : x
  2. Step 2: Convert to fraction form
    97,542.40/146,327.55 = 30,080.15/x
  3. Step 3: Cross multiply
    97,542.40x = 146,327.55 × 30,080.15
  4. Step 4: Simplify right side
    97,542.40x = 4,401,554,653.13
  5. Step 5: Solve for x
    x = 4,401,554,653.13/97,542.40
  6. Step 6: Final answer
    x = 45,124.53

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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.