Home / 130,905.18-196,353.86-36,141.14

Finding the Fourth Proportional to 130,905.18, 196,353.86 and 36,141.14

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Solution

The fourth proportional to 130,905.18, 196,353.86 and 36,141.14 is: 54,210.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,905.18 : 196,353.86 = 36,141.14 : x
  2. Step 2: Convert to fraction form
    130,905.18/196,353.86 = 36,141.14/x
  3. Step 3: Cross multiply
    130,905.18x = 196,353.86 × 36,141.14
  4. Step 4: Simplify right side
    130,905.18x = 7,096,451,549.49
  5. Step 5: Solve for x
    x = 7,096,451,549.49/130,905.18
  6. Step 6: Final answer
    x = 54,210.62

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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.