Home / 52,084.08-78,113.68-22,485.72

Finding the Fourth Proportional to 52,084.08, 78,113.68 and 22,485.72

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Solution

The fourth proportional to 52,084.08, 78,113.68 and 22,485.72 is: 33,723.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,084.08 : 78,113.68 = 22,485.72 : x
  2. Step 2: Convert to fraction form
    52,084.08/78,113.68 = 22,485.72/x
  3. Step 3: Cross multiply
    52,084.08x = 78,113.68 × 22,485.72
  4. Step 4: Simplify right side
    52,084.08x = 1,756,442,336.65
  5. Step 5: Solve for x
    x = 1,756,442,336.65/52,084.08
  6. Step 6: Final answer
    x = 33,723.21

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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.