Home / 169,014.96-253,560.84-90,087.60

Finding the Fourth Proportional to 169,014.96, 253,560.84 and 90,087.60

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Solution

The fourth proportional to 169,014.96, 253,560.84 and 90,087.60 is: 135,151.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,014.96 : 253,560.84 = 90,087.60 : x
  2. Step 2: Convert to fraction form
    169,014.96/253,560.84 = 90,087.60/x
  3. Step 3: Cross multiply
    169,014.96x = 253,560.84 × 90,087.60
  4. Step 4: Simplify right side
    169,014.96x = 22,842,687,529.58
  5. Step 5: Solve for x
    x = 22,842,687,529.58/169,014.96
  6. Step 6: Final answer
    x = 135,151.87

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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.