Home / 74,352.54-111,295.53-39,185.58

Finding the Fourth Proportional to 74,352.54, 111,295.53 and 39,185.58

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Solution

The fourth proportional to 74,352.54, 111,295.53 and 39,185.58 is: 58,655.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,352.54 : 111,295.53 = 39,185.58 : x
  2. Step 2: Convert to fraction form
    74,352.54/111,295.53 = 39,185.58/x
  3. Step 3: Cross multiply
    74,352.54x = 111,295.53 × 39,185.58
  4. Step 4: Simplify right side
    74,352.54x = 4,361,179,894.46
  5. Step 5: Solve for x
    x = 4,361,179,894.46/74,352.54
  6. Step 6: Final answer
    x = 58,655.43

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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.