Home / 120,533.17-180,833.60-44,630.57

Finding the Fourth Proportional to 120,533.17, 180,833.60 and 44,630.57

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Solution

The fourth proportional to 120,533.17, 180,833.60 and 44,630.57 is: 66,958.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,533.17 : 180,833.60 = 44,630.57 : x
  2. Step 2: Convert to fraction form
    120,533.17/180,833.60 = 44,630.57/x
  3. Step 3: Cross multiply
    120,533.17x = 180,833.60 × 44,630.57
  4. Step 4: Simplify right side
    120,533.17x = 8,070,705,515.83
  5. Step 5: Solve for x
    x = 8,070,705,515.83/120,533.17
  6. Step 6: Final answer
    x = 66,958.38

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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.