Home / 54,425.64-75,085.92-31,440.27

Finding the Fourth Proportional to 54,425.64, 75,085.92 and 31,440.27

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Solution

The fourth proportional to 54,425.64, 75,085.92 and 31,440.27 is: 43,375.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,425.64 : 75,085.92 = 31,440.27 : x
  2. Step 2: Convert to fraction form
    54,425.64/75,085.92 = 31,440.27/x
  3. Step 3: Cross multiply
    54,425.64x = 75,085.92 × 31,440.27
  4. Step 4: Simplify right side
    54,425.64x = 2,360,721,598.00
  5. Step 5: Solve for x
    x = 2,360,721,598.00/54,425.64
  6. Step 6: Final answer
    x = 43,375.17

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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.