Home / 40,975.20-56,548.80-23,072.16

Finding the Fourth Proportional to 40,975.20, 56,548.80 and 23,072.16

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Solution

The fourth proportional to 40,975.20, 56,548.80 and 23,072.16 is: 31,841.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,975.20 : 56,548.80 = 23,072.16 : x
  2. Step 2: Convert to fraction form
    40,975.20/56,548.80 = 23,072.16/x
  3. Step 3: Cross multiply
    40,975.20x = 56,548.80 × 23,072.16
  4. Step 4: Simplify right side
    40,975.20x = 1,304,702,961.41
  5. Step 5: Solve for x
    x = 1,304,702,961.41/40,975.20
  6. Step 6: Final answer
    x = 31,841.28

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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.