Home / 58,276.88-87,349.16-51,243.28

Finding the Fourth Proportional to 58,276.88, 87,349.16 and 51,243.28

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Solution

The fourth proportional to 58,276.88, 87,349.16 and 51,243.28 is: 76,806.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,276.88 : 87,349.16 = 51,243.28 : x
  2. Step 2: Convert to fraction form
    58,276.88/87,349.16 = 51,243.28/x
  3. Step 3: Cross multiply
    58,276.88x = 87,349.16 × 51,243.28
  4. Step 4: Simplify right side
    58,276.88x = 4,476,057,463.64
  5. Step 5: Solve for x
    x = 4,476,057,463.64/58,276.88
  6. Step 6: Final answer
    x = 76,806.75

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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.