Home / 57,615.09-86,434.43-32,666.28

Finding the Fourth Proportional to 57,615.09, 86,434.43 and 32,666.28

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Solution

The fourth proportional to 57,615.09, 86,434.43 and 32,666.28 is: 49,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,615.09 : 86,434.43 = 32,666.28 : x
  2. Step 2: Convert to fraction form
    57,615.09/86,434.43 = 32,666.28/x
  3. Step 3: Cross multiply
    57,615.09x = 86,434.43 × 32,666.28
  4. Step 4: Simplify right side
    57,615.09x = 2,823,491,128.69
  5. Step 5: Solve for x
    x = 2,823,491,128.69/57,615.09
  6. Step 6: Final answer
    x = 49,006.10

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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.