Home / 302,499.68-453,749.66-124,811.39

Finding the Fourth Proportional to 302,499.68, 453,749.66 and 124,811.39

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Solution

The fourth proportional to 302,499.68, 453,749.66 and 124,811.39 is: 187,217.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,499.68 : 453,749.66 = 124,811.39 : x
  2. Step 2: Convert to fraction form
    302,499.68/453,749.66 = 124,811.39/x
  3. Step 3: Cross multiply
    302,499.68x = 453,749.66 × 124,811.39
  4. Step 4: Simplify right side
    302,499.68x = 56,633,122,883.82
  5. Step 5: Solve for x
    x = 56,633,122,883.82/302,499.68
  6. Step 6: Final answer
    x = 187,217.14

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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.