Home / 131,008.14-196,512.03-56,079.69

Finding the Fourth Proportional to 131,008.14, 196,512.03 and 56,079.69

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Solution

The fourth proportional to 131,008.14, 196,512.03 and 56,079.69 is: 84,119.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,008.14 : 196,512.03 = 56,079.69 : x
  2. Step 2: Convert to fraction form
    131,008.14/196,512.03 = 56,079.69/x
  3. Step 3: Cross multiply
    131,008.14x = 196,512.03 × 56,079.69
  4. Step 4: Simplify right side
    131,008.14x = 11,020,333,723.67
  5. Step 5: Solve for x
    x = 11,020,333,723.67/131,008.14
  6. Step 6: Final answer
    x = 84,119.46

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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.