Home / 54,378.02-75,044.14-31,717.46

Finding the Fourth Proportional to 54,378.02, 75,044.14 and 31,717.46

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Solution

The fourth proportional to 54,378.02, 75,044.14 and 31,717.46 is: 43,771.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,378.02 : 75,044.14 = 31,717.46 : x
  2. Step 2: Convert to fraction form
    54,378.02/75,044.14 = 31,717.46/x
  3. Step 3: Cross multiply
    54,378.02x = 75,044.14 × 31,717.46
  4. Step 4: Simplify right side
    54,378.02x = 2,380,209,508.68
  5. Step 5: Solve for x
    x = 2,380,209,508.68/54,378.02
  6. Step 6: Final answer
    x = 43,771.54

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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.