Home / 57,505.33-79,362.75-33,630.58

Finding the Fourth Proportional to 57,505.33, 79,362.75 and 33,630.58

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Solution

The fourth proportional to 57,505.33, 79,362.75 and 33,630.58 is: 46,413.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,505.33 : 79,362.75 = 33,630.58 : x
  2. Step 2: Convert to fraction form
    57,505.33/79,362.75 = 33,630.58/x
  3. Step 3: Cross multiply
    57,505.33x = 79,362.75 × 33,630.58
  4. Step 4: Simplify right side
    57,505.33x = 2,669,015,312.90
  5. Step 5: Solve for x
    x = 2,669,015,312.90/57,505.33
  6. Step 6: Final answer
    x = 46,413.36

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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.