Home / 55,762.44-83,585.28-18,312.96

Finding the Fourth Proportional to 55,762.44, 83,585.28 and 18,312.96

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Solution

The fourth proportional to 55,762.44, 83,585.28 and 18,312.96 is: 27,450.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,762.44 : 83,585.28 = 18,312.96 : x
  2. Step 2: Convert to fraction form
    55,762.44/83,585.28 = 18,312.96/x
  3. Step 3: Cross multiply
    55,762.44x = 83,585.28 × 18,312.96
  4. Step 4: Simplify right side
    55,762.44x = 1,530,693,889.23
  5. Step 5: Solve for x
    x = 1,530,693,889.23/55,762.44
  6. Step 6: Final answer
    x = 27,450.27

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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.