Home / 183,530.72-253,179.04-119,905.76

Finding the Fourth Proportional to 183,530.72, 253,179.04 and 119,905.76

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Solution

The fourth proportional to 183,530.72, 253,179.04 and 119,905.76 is: 165,408.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,530.72 : 253,179.04 = 119,905.76 : x
  2. Step 2: Convert to fraction form
    183,530.72/253,179.04 = 119,905.76/x
  3. Step 3: Cross multiply
    183,530.72x = 253,179.04 × 119,905.76
  4. Step 4: Simplify right side
    183,530.72x = 30,357,625,207.27
  5. Step 5: Solve for x
    x = 30,357,625,207.27/183,530.72
  6. Step 6: Final answer
    x = 165,408.96

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1.5x scale

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.