Home / 40,963.10-56,493.75-31,996.70

Finding the Fourth Proportional to 40,963.10, 56,493.75 and 31,996.70

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Solution

The fourth proportional to 40,963.10, 56,493.75 and 31,996.70 is: 44,127.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,963.10 : 56,493.75 = 31,996.70 : x
  2. Step 2: Convert to fraction form
    40,963.10/56,493.75 = 31,996.70/x
  3. Step 3: Cross multiply
    40,963.10x = 56,493.75 × 31,996.70
  4. Step 4: Simplify right side
    40,963.10x = 1,807,613,570.63
  5. Step 5: Solve for x
    x = 1,807,613,570.63/40,963.10
  6. Step 6: Final answer
    x = 44,127.85

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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.