Home / 301,630.20-452,445.30-114,631.80

Finding the Fourth Proportional to 301,630.20, 452,445.30 and 114,631.80

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Solution

The fourth proportional to 301,630.20, 452,445.30 and 114,631.80 is: 171,947.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,630.20 : 452,445.30 = 114,631.80 : x
  2. Step 2: Convert to fraction form
    301,630.20/452,445.30 = 114,631.80/x
  3. Step 3: Cross multiply
    301,630.20x = 452,445.30 × 114,631.80
  4. Step 4: Simplify right side
    301,630.20x = 51,864,619,140.54
  5. Step 5: Solve for x
    x = 51,864,619,140.54/301,630.20
  6. Step 6: Final answer
    x = 171,947.70

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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.