Home / 73,845.27-102,039.75-52,587.63

Finding the Fourth Proportional to 73,845.27, 102,039.75 and 52,587.63

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Solution

The fourth proportional to 73,845.27, 102,039.75 and 52,587.63 is: 72,665.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,845.27 : 102,039.75 = 52,587.63 : x
  2. Step 2: Convert to fraction form
    73,845.27/102,039.75 = 52,587.63/x
  3. Step 3: Cross multiply
    73,845.27x = 102,039.75 × 52,587.63
  4. Step 4: Simplify right side
    73,845.27x = 5,366,028,618.29
  5. Step 5: Solve for x
    x = 5,366,028,618.29/73,845.27
  6. Step 6: Final answer
    x = 72,665.84

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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.