Home / 70,935.27-97,891.91-40,723.75

Finding the Fourth Proportional to 70,935.27, 97,891.91 and 40,723.75

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Solution

The fourth proportional to 70,935.27, 97,891.91 and 40,723.75 is: 56,199.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,935.27 : 97,891.91 = 40,723.75 : x
  2. Step 2: Convert to fraction form
    70,935.27/97,891.91 = 40,723.75/x
  3. Step 3: Cross multiply
    70,935.27x = 97,891.91 × 40,723.75
  4. Step 4: Simplify right side
    70,935.27x = 3,986,525,669.86
  5. Step 5: Solve for x
    x = 3,986,525,669.86/70,935.27
  6. Step 6: Final answer
    x = 56,199.49

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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.