Home / 302,378.05-453,250.64-112,762.14

Finding the Fourth Proportional to 302,378.05, 453,250.64 and 112,762.14

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Solution

The fourth proportional to 302,378.05, 453,250.64 and 112,762.14 is: 169,025.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,378.05 : 453,250.64 = 112,762.14 : x
  2. Step 2: Convert to fraction form
    302,378.05/453,250.64 = 112,762.14/x
  3. Step 3: Cross multiply
    302,378.05x = 453,250.64 × 112,762.14
  4. Step 4: Simplify right side
    302,378.05x = 51,109,511,558.96
  5. Step 5: Solve for x
    x = 51,109,511,558.96/302,378.05
  6. Step 6: Final answer
    x = 169,025.21

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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.