Home / 70,050.32-96,669.30-38,219.20

Finding the Fourth Proportional to 70,050.32, 96,669.30 and 38,219.20

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Solution

The fourth proportional to 70,050.32, 96,669.30 and 38,219.20 is: 52,742.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,050.32 : 96,669.30 = 38,219.20 : x
  2. Step 2: Convert to fraction form
    70,050.32/96,669.30 = 38,219.20/x
  3. Step 3: Cross multiply
    70,050.32x = 96,669.30 × 38,219.20
  4. Step 4: Simplify right side
    70,050.32x = 3,694,623,310.56
  5. Step 5: Solve for x
    x = 3,694,623,310.56/70,050.32
  6. Step 6: Final answer
    x = 52,742.42

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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.