Home / 55,663.23-76,916.97-40,529.53

Finding the Fourth Proportional to 55,663.23, 76,916.97 and 40,529.53

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Solution

The fourth proportional to 55,663.23, 76,916.97 and 40,529.53 is: 56,004.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,663.23 : 76,916.97 = 40,529.53 : x
  2. Step 2: Convert to fraction form
    55,663.23/76,916.97 = 40,529.53/x
  3. Step 3: Cross multiply
    55,663.23x = 76,916.97 × 40,529.53
  4. Step 4: Simplify right side
    55,663.23x = 3,117,408,450.83
  5. Step 5: Solve for x
    x = 3,117,408,450.83/55,663.23
  6. Step 6: Final answer
    x = 56,004.81

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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.