Home / 55,031.19-82,558.64-17,079.67

Finding the Fourth Proportional to 55,031.19, 82,558.64 and 17,079.67

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Solution

The fourth proportional to 55,031.19, 82,558.64 and 17,079.67 is: 25,623.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,031.19 : 82,558.64 = 17,079.67 : x
  2. Step 2: Convert to fraction form
    55,031.19/82,558.64 = 17,079.67/x
  3. Step 3: Cross multiply
    55,031.19x = 82,558.64 × 17,079.67
  4. Step 4: Simplify right side
    55,031.19x = 1,410,074,326.85
  5. Step 5: Solve for x
    x = 1,410,074,326.85/55,031.19
  6. Step 6: Final answer
    x = 25,623.18

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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.