Home / 106,598.64-159,723-36,439.68

Finding the Fourth Proportional to 106,598.64, 159,723 and 36,439.68

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Solution

The fourth proportional to 106,598.64, 159,723 and 36,439.68 is: 54,599.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,598.64 : 159,723 = 36,439.68 : x
  2. Step 2: Convert to fraction form
    106,598.64/159,723 = 36,439.68/x
  3. Step 3: Cross multiply
    106,598.64x = 159,723 × 36,439.68
  4. Step 4: Simplify right side
    106,598.64x = 5,820,255,008.64
  5. Step 5: Solve for x
    x = 5,820,255,008.64/106,598.64
  6. Step 6: Final answer
    x = 54,599.71

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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.