Home / 260,236.20-390,501.96-119,994.84

Finding the Fourth Proportional to 260,236.20, 390,501.96 and 119,994.84

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Solution

The fourth proportional to 260,236.20, 390,501.96 and 119,994.84 is: 180,060.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,236.20 : 390,501.96 = 119,994.84 : x
  2. Step 2: Convert to fraction form
    260,236.20/390,501.96 = 119,994.84/x
  3. Step 3: Cross multiply
    260,236.20x = 390,501.96 × 119,994.84
  4. Step 4: Simplify right side
    260,236.20x = 46,858,220,209.89
  5. Step 5: Solve for x
    x = 46,858,220,209.89/260,236.20
  6. Step 6: Final answer
    x = 180,060.35

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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.