Home / 131,893.04-197,846.40-38,406.08

Finding the Fourth Proportional to 131,893.04, 197,846.40 and 38,406.08

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Solution

The fourth proportional to 131,893.04, 197,846.40 and 38,406.08 is: 57,611.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,893.04 : 197,846.40 = 38,406.08 : x
  2. Step 2: Convert to fraction form
    131,893.04/197,846.40 = 38,406.08/x
  3. Step 3: Cross multiply
    131,893.04x = 197,846.40 × 38,406.08
  4. Step 4: Simplify right side
    131,893.04x = 7,598,504,666.11
  5. Step 5: Solve for x
    x = 7,598,504,666.11/131,893.04
  6. Step 6: Final answer
    x = 57,611.11

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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.