Home / 51,652.54-77,520.32-26,699.89

Finding the Fourth Proportional to 51,652.54, 77,520.32 and 26,699.89

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Solution

The fourth proportional to 51,652.54, 77,520.32 and 26,699.89 is: 40,071.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,652.54 : 77,520.32 = 26,699.89 : x
  2. Step 2: Convert to fraction form
    51,652.54/77,520.32 = 26,699.89/x
  3. Step 3: Cross multiply
    51,652.54x = 77,520.32 × 26,699.89
  4. Step 4: Simplify right side
    51,652.54x = 2,069,784,016.76
  5. Step 5: Solve for x
    x = 2,069,784,016.76/51,652.54
  6. Step 6: Final answer
    x = 40,071.29

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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.