Home / 302,655.49-453,981.79-92,292.73

Finding the Fourth Proportional to 302,655.49, 453,981.79 and 92,292.73

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Solution

The fourth proportional to 302,655.49, 453,981.79 and 92,292.73 is: 138,438.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,655.49 : 453,981.79 = 92,292.73 : x
  2. Step 2: Convert to fraction form
    302,655.49/453,981.79 = 92,292.73/x
  3. Step 3: Cross multiply
    302,655.49x = 453,981.79 × 92,292.73
  4. Step 4: Simplify right side
    302,655.49x = 41,899,218,769.39
  5. Step 5: Solve for x
    x = 41,899,218,769.39/302,655.49
  6. Step 6: Final answer
    x = 138,438.65

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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.