Home / 84,403.20-126,604.93-34,483.35

Finding the Fourth Proportional to 84,403.20, 126,604.93 and 34,483.35

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Solution

The fourth proportional to 84,403.20, 126,604.93 and 34,483.35 is: 51,725.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,403.20 : 126,604.93 = 34,483.35 : x
  2. Step 2: Convert to fraction form
    84,403.20/126,604.93 = 34,483.35/x
  3. Step 3: Cross multiply
    84,403.20x = 126,604.93 × 34,483.35
  4. Step 4: Simplify right side
    84,403.20x = 4,365,761,789.21
  5. Step 5: Solve for x
    x = 4,365,761,789.21/84,403.20
  6. Step 6: Final answer
    x = 51,725.07

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1.5x scale

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.