Home / 51,116.40-76,579.56-27,762.48

Finding the Fourth Proportional to 51,116.40, 76,579.56 and 27,762.48

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Solution

The fourth proportional to 51,116.40, 76,579.56 and 27,762.48 is: 41,592.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,116.40 : 76,579.56 = 27,762.48 : x
  2. Step 2: Convert to fraction form
    51,116.40/76,579.56 = 27,762.48/x
  3. Step 3: Cross multiply
    51,116.40x = 76,579.56 × 27,762.48
  4. Step 4: Simplify right side
    51,116.40x = 2,126,038,502.91
  5. Step 5: Solve for x
    x = 2,126,038,502.91/51,116.40
  6. Step 6: Final answer
    x = 41,592.10

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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.