Home / 131,809.50-197,717.58-47,576.88

Finding the Fourth Proportional to 131,809.50, 197,717.58 and 47,576.88

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Solution

The fourth proportional to 131,809.50, 197,717.58 and 47,576.88 is: 71,366.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,809.50 : 197,717.58 = 47,576.88 : x
  2. Step 2: Convert to fraction form
    131,809.50/197,717.58 = 47,576.88/x
  3. Step 3: Cross multiply
    131,809.50x = 197,717.58 × 47,576.88
  4. Step 4: Simplify right side
    131,809.50x = 9,406,785,577.55
  5. Step 5: Solve for x
    x = 9,406,785,577.55/131,809.50
  6. Step 6: Final answer
    x = 71,366.52

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1.5x scale

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.