Home / 186,751.30-280,084.23-53,630.50

Finding the Fourth Proportional to 186,751.30, 280,084.23 and 53,630.50

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Solution

The fourth proportional to 186,751.30, 280,084.23 and 53,630.50 is: 80,433.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,751.30 : 280,084.23 = 53,630.50 : x
  2. Step 2: Convert to fraction form
    186,751.30/280,084.23 = 53,630.50/x
  3. Step 3: Cross multiply
    186,751.30x = 280,084.23 × 53,630.50
  4. Step 4: Simplify right side
    186,751.30x = 15,021,057,297.02
  5. Step 5: Solve for x
    x = 15,021,057,297.02/186,751.30
  6. Step 6: Final answer
    x = 80,433.48

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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.