Home / 70,842.41-97,759.63-40,606.68

Finding the Fourth Proportional to 70,842.41, 97,759.63 and 40,606.68

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Solution

The fourth proportional to 70,842.41, 97,759.63 and 40,606.68 is: 56,035.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,842.41 : 97,759.63 = 40,606.68 : x
  2. Step 2: Convert to fraction form
    70,842.41/97,759.63 = 40,606.68/x
  3. Step 3: Cross multiply
    70,842.41x = 97,759.63 × 40,606.68
  4. Step 4: Simplify right side
    70,842.41x = 3,969,694,012.33
  5. Step 5: Solve for x
    x = 3,969,694,012.33/70,842.41
  6. Step 6: Final answer
    x = 56,035.56

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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.