Home / 62,516.40-93,783.72-18,143.40

Finding the Fourth Proportional to 62,516.40, 93,783.72 and 18,143.40

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Solution

The fourth proportional to 62,516.40, 93,783.72 and 18,143.40 is: 27,217.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,516.40 : 93,783.72 = 18,143.40 : x
  2. Step 2: Convert to fraction form
    62,516.40/93,783.72 = 18,143.40/x
  3. Step 3: Cross multiply
    62,516.40x = 93,783.72 × 18,143.40
  4. Step 4: Simplify right side
    62,516.40x = 1,701,555,545.45
  5. Step 5: Solve for x
    x = 1,701,555,545.45/62,516.40
  6. Step 6: Final answer
    x = 27,217.75

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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.