Home / 168,355.20-252,522.88-63,165.28

Finding the Fourth Proportional to 168,355.20, 252,522.88 and 63,165.28

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Solution

The fourth proportional to 168,355.20, 252,522.88 and 63,165.28 is: 94,744.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,355.20 : 252,522.88 = 63,165.28 : x
  2. Step 2: Convert to fraction form
    168,355.20/252,522.88 = 63,165.28/x
  3. Step 3: Cross multiply
    168,355.20x = 252,522.88 × 63,165.28
  4. Step 4: Simplify right side
    168,355.20x = 15,950,678,421.61
  5. Step 5: Solve for x
    x = 15,950,678,421.61/168,355.20
  6. Step 6: Final answer
    x = 94,744.20

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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.