Home / 83,707.56-125,454.55-39,236.34

Finding the Fourth Proportional to 83,707.56, 125,454.55 and 39,236.34

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Solution

The fourth proportional to 83,707.56, 125,454.55 and 39,236.34 is: 58,804.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,707.56 : 125,454.55 = 39,236.34 : x
  2. Step 2: Convert to fraction form
    83,707.56/125,454.55 = 39,236.34/x
  3. Step 3: Cross multiply
    83,707.56x = 125,454.55 × 39,236.34
  4. Step 4: Simplify right side
    83,707.56x = 4,922,377,378.35
  5. Step 5: Solve for x
    x = 4,922,377,378.35/83,707.56
  6. Step 6: Final answer
    x = 58,804.45

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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.