Home / 130,994.01-180,357.24-119,021.52

Finding the Fourth Proportional to 130,994.01, 180,357.24 and 119,021.52

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Solution

The fourth proportional to 130,994.01, 180,357.24 and 119,021.52 is: 163,873.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,994.01 : 180,357.24 = 119,021.52 : x
  2. Step 2: Convert to fraction form
    130,994.01/180,357.24 = 119,021.52/x
  3. Step 3: Cross multiply
    130,994.01x = 180,357.24 × 119,021.52
  4. Step 4: Simplify right side
    130,994.01x = 21,466,392,847.80
  5. Step 5: Solve for x
    x = 21,466,392,847.80/130,994.01
  6. Step 6: Final answer
    x = 163,873.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.