Home / 168,288.80-252,432-41,928.16

Finding the Fourth Proportional to 168,288.80, 252,432 and 41,928.16

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Solution

The fourth proportional to 168,288.80, 252,432 and 41,928.16 is: 62,891.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,288.80 : 252,432 = 41,928.16 : x
  2. Step 2: Convert to fraction form
    168,288.80/252,432 = 41,928.16/x
  3. Step 3: Cross multiply
    168,288.80x = 252,432 × 41,928.16
  4. Step 4: Simplify right side
    168,288.80x = 10,584,009,285.12
  5. Step 5: Solve for x
    x = 10,584,009,285.12/168,288.80
  6. Step 6: Final answer
    x = 62,891.94

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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.