Home / 57,435.48-79,264.98-33,564.78

Finding the Fourth Proportional to 57,435.48, 79,264.98 and 33,564.78

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Solution

The fourth proportional to 57,435.48, 79,264.98 and 33,564.78 is: 46,321.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,435.48 : 79,264.98 = 33,564.78 : x
  2. Step 2: Convert to fraction form
    57,435.48/79,264.98 = 33,564.78/x
  3. Step 3: Cross multiply
    57,435.48x = 79,264.98 × 33,564.78
  4. Step 4: Simplify right side
    57,435.48x = 2,660,511,615.40
  5. Step 5: Solve for x
    x = 2,660,511,615.40/57,435.48
  6. Step 6: Final answer
    x = 46,321.74

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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.