Home / 131,170.77-196,774.48-64,611.45

Finding the Fourth Proportional to 131,170.77, 196,774.48 and 64,611.45

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Solution

The fourth proportional to 131,170.77, 196,774.48 and 64,611.45 is: 96,926.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,170.77 : 196,774.48 = 64,611.45 : x
  2. Step 2: Convert to fraction form
    131,170.77/196,774.48 = 64,611.45/x
  3. Step 3: Cross multiply
    131,170.77x = 196,774.48 × 64,611.45
  4. Step 4: Simplify right side
    131,170.77x = 12,713,884,475.80
  5. Step 5: Solve for x
    x = 12,713,884,475.80/131,170.77
  6. Step 6: Final answer
    x = 96,926.20

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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.