Home / 53,076.88-79,598.36-17,531.60

Finding the Fourth Proportional to 53,076.88, 79,598.36 and 17,531.60

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Solution

The fourth proportional to 53,076.88, 79,598.36 and 17,531.60 is: 26,291.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,076.88 : 79,598.36 = 17,531.60 : x
  2. Step 2: Convert to fraction form
    53,076.88/79,598.36 = 17,531.60/x
  3. Step 3: Cross multiply
    53,076.88x = 79,598.36 × 17,531.60
  4. Step 4: Simplify right side
    53,076.88x = 1,395,486,608.18
  5. Step 5: Solve for x
    x = 1,395,486,608.18/53,076.88
  6. Step 6: Final answer
    x = 26,291.80

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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.