Home / 120,591.84-180,818.64-46,633.44

Finding the Fourth Proportional to 120,591.84, 180,818.64 and 46,633.44

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Solution

The fourth proportional to 120,591.84, 180,818.64 and 46,633.44 is: 69,923.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,591.84 : 180,818.64 = 46,633.44 : x
  2. Step 2: Convert to fraction form
    120,591.84/180,818.64 = 46,633.44/x
  3. Step 3: Cross multiply
    120,591.84x = 180,818.64 × 46,633.44
  4. Step 4: Simplify right side
    120,591.84x = 8,432,195,199.32
  5. Step 5: Solve for x
    x = 8,432,195,199.32/120,591.84
  6. Step 6: Final answer
    x = 69,923.43

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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.