Home / 77,568.54-107,044.60-43,113.27

Finding the Fourth Proportional to 77,568.54, 107,044.60 and 43,113.27

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Solution

The fourth proportional to 77,568.54, 107,044.60 and 43,113.27 is: 59,496.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,568.54 : 107,044.60 = 43,113.27 : x
  2. Step 2: Convert to fraction form
    77,568.54/107,044.60 = 43,113.27/x
  3. Step 3: Cross multiply
    77,568.54x = 107,044.60 × 43,113.27
  4. Step 4: Simplify right side
    77,568.54x = 4,615,042,741.84
  5. Step 5: Solve for x
    x = 4,615,042,741.84/77,568.54
  6. Step 6: Final answer
    x = 59,496.32

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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.