Home / 99,956.55-149,976.48-43,836.94

Finding the Fourth Proportional to 99,956.55, 149,976.48 and 43,836.94

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Solution

The fourth proportional to 99,956.55, 149,976.48 and 43,836.94 is: 65,773.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,956.55 : 149,976.48 = 43,836.94 : x
  2. Step 2: Convert to fraction form
    99,956.55/149,976.48 = 43,836.94/x
  3. Step 3: Cross multiply
    99,956.55x = 149,976.48 × 43,836.94
  4. Step 4: Simplify right side
    99,956.55x = 6,574,509,955.17
  5. Step 5: Solve for x
    x = 6,574,509,955.17/99,956.55
  6. Step 6: Final answer
    x = 65,773.68

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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.