Home / 76,734.96-105,869.88-43,194.48

Finding the Fourth Proportional to 76,734.96, 105,869.88 and 43,194.48

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Solution

The fourth proportional to 76,734.96, 105,869.88 and 43,194.48 is: 59,594.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,734.96 : 105,869.88 = 43,194.48 : x
  2. Step 2: Convert to fraction form
    76,734.96/105,869.88 = 43,194.48/x
  3. Step 3: Cross multiply
    76,734.96x = 105,869.88 × 43,194.48
  4. Step 4: Simplify right side
    76,734.96x = 4,572,994,414.26
  5. Step 5: Solve for x
    x = 4,572,994,414.26/76,734.96
  6. Step 6: Final answer
    x = 59,594.67

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1.5x scale

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.