Home / 57,666.45-86,504.13-18,226.74

Finding the Fourth Proportional to 57,666.45, 86,504.13 and 18,226.74

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Solution

The fourth proportional to 57,666.45, 86,504.13 and 18,226.74 is: 27,341.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,666.45 : 86,504.13 = 18,226.74 : x
  2. Step 2: Convert to fraction form
    57,666.45/86,504.13 = 18,226.74/x
  3. Step 3: Cross multiply
    57,666.45x = 86,504.13 × 18,226.74
  4. Step 4: Simplify right side
    57,666.45x = 1,576,688,286.44
  5. Step 5: Solve for x
    x = 1,576,688,286.44/57,666.45
  6. Step 6: Final answer
    x = 27,341.52

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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.