Home / 70,727.16-97,680.06-43,933.80

Finding the Fourth Proportional to 70,727.16, 97,680.06 and 43,933.80

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Solution

The fourth proportional to 70,727.16, 97,680.06 and 43,933.80 is: 60,676.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,727.16 : 97,680.06 = 43,933.80 : x
  2. Step 2: Convert to fraction form
    70,727.16/97,680.06 = 43,933.80/x
  3. Step 3: Cross multiply
    70,727.16x = 97,680.06 × 43,933.80
  4. Step 4: Simplify right side
    70,727.16x = 4,291,456,220.03
  5. Step 5: Solve for x
    x = 4,291,456,220.03/70,727.16
  6. Step 6: Final answer
    x = 60,676.21

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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.