Home / 302,524.80-453,787.20-92,135.40

Finding the Fourth Proportional to 302,524.80, 453,787.20 and 92,135.40

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Solution

The fourth proportional to 302,524.80, 453,787.20 and 92,135.40 is: 138,203.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,524.80 : 453,787.20 = 92,135.40 : x
  2. Step 2: Convert to fraction form
    302,524.80/453,787.20 = 92,135.40/x
  3. Step 3: Cross multiply
    302,524.80x = 453,787.20 × 92,135.40
  4. Step 4: Simplify right side
    302,524.80x = 41,809,865,186.88
  5. Step 5: Solve for x
    x = 41,809,865,186.88/302,524.80
  6. Step 6: Final answer
    x = 138,203.10

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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.