Home / 67,074.96-92,557.08-40,212.48

Finding the Fourth Proportional to 67,074.96, 92,557.08 and 40,212.48

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Solution

The fourth proportional to 67,074.96, 92,557.08 and 40,212.48 is: 55,489.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,074.96 : 92,557.08 = 40,212.48 : x
  2. Step 2: Convert to fraction form
    67,074.96/92,557.08 = 40,212.48/x
  3. Step 3: Cross multiply
    67,074.96x = 92,557.08 × 40,212.48
  4. Step 4: Simplify right side
    67,074.96x = 3,721,949,728.36
  5. Step 5: Solve for x
    x = 3,721,949,728.36/67,074.96
  6. Step 6: Final answer
    x = 55,489.41

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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.