Home / 168,025.04-231,867.86-91,544.75

Finding the Fourth Proportional to 168,025.04, 231,867.86 and 91,544.75

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Solution

The fourth proportional to 168,025.04, 231,867.86 and 91,544.75 is: 126,328.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,025.04 : 231,867.86 = 91,544.75 : x
  2. Step 2: Convert to fraction form
    168,025.04/231,867.86 = 91,544.75/x
  3. Step 3: Cross multiply
    168,025.04x = 231,867.86 × 91,544.75
  4. Step 4: Simplify right side
    168,025.04x = 21,226,285,276.74
  5. Step 5: Solve for x
    x = 21,226,285,276.74/168,025.04
  6. Step 6: Final answer
    x = 126,328.11

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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.