Home / 66,504.11-99,703.37-38,392.38

Finding the Fourth Proportional to 66,504.11, 99,703.37 and 38,392.38

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Solution

The fourth proportional to 66,504.11, 99,703.37 and 38,392.38 is: 57,558.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,504.11 : 99,703.37 = 38,392.38 : x
  2. Step 2: Convert to fraction form
    66,504.11/99,703.37 = 38,392.38/x
  3. Step 3: Cross multiply
    66,504.11x = 99,703.37 × 38,392.38
  4. Step 4: Simplify right side
    66,504.11x = 3,827,849,764.30
  5. Step 5: Solve for x
    x = 3,827,849,764.30/66,504.11
  6. Step 6: Final answer
    x = 57,558.10

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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.