Home / 97,786.64-146,523.72-62,697.20

Finding the Fourth Proportional to 97,786.64, 146,523.72 and 62,697.20

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Solution

The fourth proportional to 97,786.64, 146,523.72 and 62,697.20 is: 93,945.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,786.64 : 146,523.72 = 62,697.20 : x
  2. Step 2: Convert to fraction form
    97,786.64/146,523.72 = 62,697.20/x
  3. Step 3: Cross multiply
    97,786.64x = 146,523.72 × 62,697.20
  4. Step 4: Simplify right side
    97,786.64x = 9,186,626,977.58
  5. Step 5: Solve for x
    x = 9,186,626,977.58/97,786.64
  6. Step 6: Final answer
    x = 93,945.62

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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.