Home / 53,704.40-80,556.60-34,005.20

Finding the Fourth Proportional to 53,704.40, 80,556.60 and 34,005.20

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Solution

The fourth proportional to 53,704.40, 80,556.60 and 34,005.20 is: 51,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,704.40 : 80,556.60 = 34,005.20 : x
  2. Step 2: Convert to fraction form
    53,704.40/80,556.60 = 34,005.20/x
  3. Step 3: Cross multiply
    53,704.40x = 80,556.60 × 34,005.20
  4. Step 4: Simplify right side
    53,704.40x = 2,739,343,294.32
  5. Step 5: Solve for x
    x = 2,739,343,294.32/53,704.40
  6. Step 6: Final answer
    x = 51,007.80

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1.5x scale

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.