Home / 31,755.36-43,804.68-29,502.72

Finding the Fourth Proportional to 31,755.36, 43,804.68 and 29,502.72

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Solution

The fourth proportional to 31,755.36, 43,804.68 and 29,502.72 is: 40,697.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,755.36 : 43,804.68 = 29,502.72 : x
  2. Step 2: Convert to fraction form
    31,755.36/43,804.68 = 29,502.72/x
  3. Step 3: Cross multiply
    31,755.36x = 43,804.68 × 29,502.72
  4. Step 4: Simplify right side
    31,755.36x = 1,292,357,208.73
  5. Step 5: Solve for x
    x = 1,292,357,208.73/31,755.36
  6. Step 6: Final answer
    x = 40,697.29

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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.