Home / 109,557.23-164,354.01-38,461.41

Finding the Fourth Proportional to 109,557.23, 164,354.01 and 38,461.41

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Solution

The fourth proportional to 109,557.23, 164,354.01 and 38,461.41 is: 57,698.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,557.23 : 164,354.01 = 38,461.41 : x
  2. Step 2: Convert to fraction form
    109,557.23/164,354.01 = 38,461.41/x
  3. Step 3: Cross multiply
    109,557.23x = 164,354.01 × 38,461.41
  4. Step 4: Simplify right side
    109,557.23x = 6,321,286,771.45
  5. Step 5: Solve for x
    x = 6,321,286,771.45/109,557.23
  6. Step 6: Final answer
    x = 57,698.49

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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.