Home / 99,566.76-149,317.68-36,372.36

Finding the Fourth Proportional to 99,566.76, 149,317.68 and 36,372.36

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Solution

The fourth proportional to 99,566.76, 149,317.68 and 36,372.36 is: 54,546.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,566.76 : 149,317.68 = 36,372.36 : x
  2. Step 2: Convert to fraction form
    99,566.76/149,317.68 = 36,372.36/x
  3. Step 3: Cross multiply
    99,566.76x = 149,317.68 × 36,372.36
  4. Step 4: Simplify right side
    99,566.76x = 5,431,036,411.32
  5. Step 5: Solve for x
    x = 5,431,036,411.32/99,566.76
  6. Step 6: Final answer
    x = 54,546.68

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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.