Home / 62,508.40-93,771.72-18,135.40

Finding the Fourth Proportional to 62,508.40, 93,771.72 and 18,135.40

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Solution

The fourth proportional to 62,508.40, 93,771.72 and 18,135.40 is: 27,205.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,508.40 : 93,771.72 = 18,135.40 : x
  2. Step 2: Convert to fraction form
    62,508.40/93,771.72 = 18,135.40/x
  3. Step 3: Cross multiply
    62,508.40x = 93,771.72 × 18,135.40
  4. Step 4: Simplify right side
    62,508.40x = 1,700,587,650.89
  5. Step 5: Solve for x
    x = 1,700,587,650.89/62,508.40
  6. Step 6: Final answer
    x = 27,205.75

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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.