Home / 50,790.92-70,026.34-39,441.16

Finding the Fourth Proportional to 50,790.92, 70,026.34 and 39,441.16

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Solution

The fourth proportional to 50,790.92, 70,026.34 and 39,441.16 is: 54,378.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,790.92 : 70,026.34 = 39,441.16 : x
  2. Step 2: Convert to fraction form
    50,790.92/70,026.34 = 39,441.16/x
  3. Step 3: Cross multiply
    50,790.92x = 70,026.34 × 39,441.16
  4. Step 4: Simplify right side
    50,790.92x = 2,761,920,080.15
  5. Step 5: Solve for x
    x = 2,761,920,080.15/50,790.92
  6. Step 6: Final answer
    x = 54,378.23

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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.