Home / 87,090.96-130,628.34-23,908.80

Finding the Fourth Proportional to 87,090.96, 130,628.34 and 23,908.80

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Solution

The fourth proportional to 87,090.96, 130,628.34 and 23,908.80 is: 35,860.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,090.96 : 130,628.34 = 23,908.80 : x
  2. Step 2: Convert to fraction form
    87,090.96/130,628.34 = 23,908.80/x
  3. Step 3: Cross multiply
    87,090.96x = 130,628.34 × 23,908.80
  4. Step 4: Simplify right side
    87,090.96x = 3,123,166,855.39
  5. Step 5: Solve for x
    x = 3,123,166,855.39/87,090.96
  6. Step 6: Final answer
    x = 35,860.98

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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.