Home / 51,069.35-70,470.33-28,404.65

Finding the Fourth Proportional to 51,069.35, 70,470.33 and 28,404.65

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Solution

The fourth proportional to 51,069.35, 70,470.33 and 28,404.65 is: 39,195.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,069.35 : 70,470.33 = 28,404.65 : x
  2. Step 2: Convert to fraction form
    51,069.35/70,470.33 = 28,404.65/x
  3. Step 3: Cross multiply
    51,069.35x = 70,470.33 × 28,404.65
  4. Step 4: Simplify right side
    51,069.35x = 2,001,685,059.03
  5. Step 5: Solve for x
    x = 2,001,685,059.03/51,069.35
  6. Step 6: Final answer
    x = 39,195.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.