Home / 88,723.51-122,440.29-48,438.97

Finding the Fourth Proportional to 88,723.51, 122,440.29 and 48,438.97

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Solution

The fourth proportional to 88,723.51, 122,440.29 and 48,438.97 is: 66,846.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,723.51 : 122,440.29 = 48,438.97 : x
  2. Step 2: Convert to fraction form
    88,723.51/122,440.29 = 48,438.97/x
  3. Step 3: Cross multiply
    88,723.51x = 122,440.29 × 48,438.97
  4. Step 4: Simplify right side
    88,723.51x = 5,930,880,921.90
  5. Step 5: Solve for x
    x = 5,930,880,921.90/88,723.51
  6. Step 6: Final answer
    x = 66,846.78

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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.