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Finding the Fourth Proportional to 82,360.96, 123,564.48 and 26,995.84

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Solution

The fourth proportional to 82,360.96, 123,564.48 and 26,995.84 is: 40,501.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,360.96 : 123,564.48 = 26,995.84 : x
  2. Step 2: Convert to fraction form
    82,360.96/123,564.48 = 26,995.84/x
  3. Step 3: Cross multiply
    82,360.96x = 123,564.48 × 26,995.84
  4. Step 4: Simplify right side
    82,360.96x = 3,335,726,931.76
  5. Step 5: Solve for x
    x = 3,335,726,931.76/82,360.96
  6. Step 6: Final answer
    x = 40,501.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.