Home / 53,157.78-79,725.70-23,556.73

Finding the Fourth Proportional to 53,157.78, 79,725.70 and 23,556.73

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Solution

The fourth proportional to 53,157.78, 79,725.70 and 23,556.73 is: 35,330.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,157.78 : 79,725.70 = 23,556.73 : x
  2. Step 2: Convert to fraction form
    53,157.78/79,725.70 = 23,556.73/x
  3. Step 3: Cross multiply
    53,157.78x = 79,725.70 × 23,556.73
  4. Step 4: Simplify right side
    53,157.78x = 1,878,076,788.96
  5. Step 5: Solve for x
    x = 1,878,076,788.96/53,157.78
  6. Step 6: Final answer
    x = 35,330.23

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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.