Home / 55,516.74-83,271.87-13,960.50

Finding the Fourth Proportional to 55,516.74, 83,271.87 and 13,960.50

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Solution

The fourth proportional to 55,516.74, 83,271.87 and 13,960.50 is: 20,939.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,516.74 : 83,271.87 = 13,960.50 : x
  2. Step 2: Convert to fraction form
    55,516.74/83,271.87 = 13,960.50/x
  3. Step 3: Cross multiply
    55,516.74x = 83,271.87 × 13,960.50
  4. Step 4: Simplify right side
    55,516.74x = 1,162,516,941.14
  5. Step 5: Solve for x
    x = 1,162,516,941.14/55,516.74
  6. Step 6: Final answer
    x = 20,939.94

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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.