Home / 219,793.50-303,315.03-124,298.15

Finding the Fourth Proportional to 219,793.50, 303,315.03 and 124,298.15

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Solution

The fourth proportional to 219,793.50, 303,315.03 and 124,298.15 is: 171,531.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,793.50 : 303,315.03 = 124,298.15 : x
  2. Step 2: Convert to fraction form
    219,793.50/303,315.03 = 124,298.15/x
  3. Step 3: Cross multiply
    219,793.50x = 303,315.03 × 124,298.15
  4. Step 4: Simplify right side
    219,793.50x = 37,701,495,579.62
  5. Step 5: Solve for x
    x = 37,701,495,579.62/219,793.50
  6. Step 6: Final answer
    x = 171,531.44

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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.