Home / 40,305.72-55,617.44-23,307.38

Finding the Fourth Proportional to 40,305.72, 55,617.44 and 23,307.38

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Solution

The fourth proportional to 40,305.72, 55,617.44 and 23,307.38 is: 32,161.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,305.72 : 55,617.44 = 23,307.38 : x
  2. Step 2: Convert to fraction form
    40,305.72/55,617.44 = 23,307.38/x
  3. Step 3: Cross multiply
    40,305.72x = 55,617.44 × 23,307.38
  4. Step 4: Simplify right side
    40,305.72x = 1,296,296,808.71
  5. Step 5: Solve for x
    x = 1,296,296,808.71/40,305.72
  6. Step 6: Final answer
    x = 32,161.61

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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.