Home / 166,454.42-249,629.79-55,620.50

Finding the Fourth Proportional to 166,454.42, 249,629.79 and 55,620.50

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Solution

The fourth proportional to 166,454.42, 249,629.79 and 55,620.50 is: 83,413.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,454.42 : 249,629.79 = 55,620.50 : x
  2. Step 2: Convert to fraction form
    166,454.42/249,629.79 = 55,620.50/x
  3. Step 3: Cross multiply
    166,454.42x = 249,629.79 × 55,620.50
  4. Step 4: Simplify right side
    166,454.42x = 13,884,533,734.70
  5. Step 5: Solve for x
    x = 13,884,533,734.70/166,454.42
  6. Step 6: Final answer
    x = 83,413.43

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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.