Home / 62,636.11-93,951.74-20,519.35

Finding the Fourth Proportional to 62,636.11, 93,951.74 and 20,519.35

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Solution

The fourth proportional to 62,636.11, 93,951.74 and 20,519.35 is: 30,778.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,636.11 : 93,951.74 = 20,519.35 : x
  2. Step 2: Convert to fraction form
    62,636.11/93,951.74 = 20,519.35/x
  3. Step 3: Cross multiply
    62,636.11x = 93,951.74 × 20,519.35
  4. Step 4: Simplify right side
    62,636.11x = 1,927,828,533.57
  5. Step 5: Solve for x
    x = 1,927,828,533.57/62,636.11
  6. Step 6: Final answer
    x = 30,778.23

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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.