Home / 131,901.09-197,829.90-37,137.84

Finding the Fourth Proportional to 131,901.09, 197,829.90 and 37,137.84

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Solution

The fourth proportional to 131,901.09, 197,829.90 and 37,137.84 is: 55,700.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,901.09 : 197,829.90 = 37,137.84 : x
  2. Step 2: Convert to fraction form
    131,901.09/197,829.90 = 37,137.84/x
  3. Step 3: Cross multiply
    131,901.09x = 197,829.90 × 37,137.84
  4. Step 4: Simplify right side
    131,901.09x = 7,346,975,173.42
  5. Step 5: Solve for x
    x = 7,346,975,173.42/131,901.09
  6. Step 6: Final answer
    x = 55,700.64

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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.