Home / 57,666.17-86,498.99-18,223.22

Finding the Fourth Proportional to 57,666.17, 86,498.99 and 18,223.22

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Solution

The fourth proportional to 57,666.17, 86,498.99 and 18,223.22 is: 27,334.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,666.17 : 86,498.99 = 18,223.22 : x
  2. Step 2: Convert to fraction form
    57,666.17/86,498.99 = 18,223.22/x
  3. Step 3: Cross multiply
    57,666.17x = 86,498.99 × 18,223.22
  4. Step 4: Simplify right side
    57,666.17x = 1,576,290,033.43
  5. Step 5: Solve for x
    x = 1,576,290,033.43/57,666.17
  6. Step 6: Final answer
    x = 27,334.74

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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.