Home / 51,452.76-71,002.40-28,794.63

Finding the Fourth Proportional to 51,452.76, 71,002.40 and 28,794.63

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Solution

The fourth proportional to 51,452.76, 71,002.40 and 28,794.63 is: 39,735.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,452.76 : 71,002.40 = 28,794.63 : x
  2. Step 2: Convert to fraction form
    51,452.76/71,002.40 = 28,794.63/x
  3. Step 3: Cross multiply
    51,452.76x = 71,002.40 × 28,794.63
  4. Step 4: Simplify right side
    51,452.76x = 2,044,487,693.14
  5. Step 5: Solve for x
    x = 2,044,487,693.14/51,452.76
  6. Step 6: Final answer
    x = 39,735.24

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Double scale
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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.