Home / 173,627.28-260,171.58-120,423.06

Finding the Fourth Proportional to 173,627.28, 260,171.58 and 120,423.06

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Solution

The fourth proportional to 173,627.28, 260,171.58 and 120,423.06 is: 180,447.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,627.28 : 260,171.58 = 120,423.06 : x
  2. Step 2: Convert to fraction form
    173,627.28/260,171.58 = 120,423.06/x
  3. Step 3: Cross multiply
    173,627.28x = 260,171.58 × 120,423.06
  4. Step 4: Simplify right side
    173,627.28x = 31,330,657,788.63
  5. Step 5: Solve for x
    x = 31,330,657,788.63/173,627.28
  6. Step 6: Final answer
    x = 180,447.78

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1.5x scale

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.