Home / 168,750.96-253,164.84-89,823.60

Finding the Fourth Proportional to 168,750.96, 253,164.84 and 89,823.60

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Solution

The fourth proportional to 168,750.96, 253,164.84 and 89,823.60 is: 134,755.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,750.96 : 253,164.84 = 89,823.60 : x
  2. Step 2: Convert to fraction form
    168,750.96/253,164.84 = 89,823.60/x
  3. Step 3: Cross multiply
    168,750.96x = 253,164.84 × 89,823.60
  4. Step 4: Simplify right side
    168,750.96x = 22,740,177,322.22
  5. Step 5: Solve for x
    x = 22,740,177,322.22/168,750.96
  6. Step 6: Final answer
    x = 134,755.84

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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.