Home / 63,024-86,974.20-40,706.88

Finding the Fourth Proportional to 63,024, 86,974.20 and 40,706.88

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Solution

The fourth proportional to 63,024, 86,974.20 and 40,706.88 is: 56,176.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,024 : 86,974.20 = 40,706.88 : x
  2. Step 2: Convert to fraction form
    63,024/86,974.20 = 40,706.88/x
  3. Step 3: Cross multiply
    63,024x = 86,974.20 × 40,706.88
  4. Step 4: Simplify right side
    63,024x = 3,540,448,322.50
  5. Step 5: Solve for x
    x = 3,540,448,322.50/63,024
  6. Step 6: Final answer
    x = 56,176.19

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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.