Home / 40,042.42-55,262.66-23,047.30

Finding the Fourth Proportional to 40,042.42, 55,262.66 and 23,047.30

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Solution

The fourth proportional to 40,042.42, 55,262.66 and 23,047.30 is: 31,807.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,042.42 : 55,262.66 = 23,047.30 : x
  2. Step 2: Convert to fraction form
    40,042.42/55,262.66 = 23,047.30/x
  3. Step 3: Cross multiply
    40,042.42x = 55,262.66 × 23,047.30
  4. Step 4: Simplify right side
    40,042.42x = 1,273,655,057.66
  5. Step 5: Solve for x
    x = 1,273,655,057.66/40,042.42
  6. Step 6: Final answer
    x = 31,807.65

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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.