Home / 130,984.32-196,476.16-37,489.92

Finding the Fourth Proportional to 130,984.32, 196,476.16 and 37,489.92

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Solution

The fourth proportional to 130,984.32, 196,476.16 and 37,489.92 is: 56,234.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,984.32 : 196,476.16 = 37,489.92 : x
  2. Step 2: Convert to fraction form
    130,984.32/196,476.16 = 37,489.92/x
  3. Step 3: Cross multiply
    130,984.32x = 196,476.16 × 37,489.92
  4. Step 4: Simplify right side
    130,984.32x = 7,365,875,520.31
  5. Step 5: Solve for x
    x = 7,365,875,520.31/130,984.32
  6. Step 6: Final answer
    x = 56,234.79

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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.