Home / 131,497.10-197,116.05-64,882.70

Finding the Fourth Proportional to 131,497.10, 197,116.05 and 64,882.70

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Solution

The fourth proportional to 131,497.10, 197,116.05 and 64,882.70 is: 97,260.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,497.10 : 197,116.05 = 64,882.70 : x
  2. Step 2: Convert to fraction form
    131,497.10/197,116.05 = 64,882.70/x
  3. Step 3: Cross multiply
    131,497.10x = 197,116.05 × 64,882.70
  4. Step 4: Simplify right side
    131,497.10x = 12,789,421,537.34
  5. Step 5: Solve for x
    x = 12,789,421,537.34/131,497.10
  6. Step 6: Final answer
    x = 97,260.10

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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.