Home / 131,269.20-196,903.80-125,510.10

Finding the Fourth Proportional to 131,269.20, 196,903.80 and 125,510.10

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Solution

The fourth proportional to 131,269.20, 196,903.80 and 125,510.10 is: 188,265.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,269.20 : 196,903.80 = 125,510.10 : x
  2. Step 2: Convert to fraction form
    131,269.20/196,903.80 = 125,510.10/x
  3. Step 3: Cross multiply
    131,269.20x = 196,903.80 × 125,510.10
  4. Step 4: Simplify right side
    131,269.20x = 24,713,415,628.38
  5. Step 5: Solve for x
    x = 24,713,415,628.38/131,269.20
  6. Step 6: Final answer
    x = 188,265.15

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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.