Home / 131,146.39-196,765.67-56,263.51

Finding the Fourth Proportional to 131,146.39, 196,765.67 and 56,263.51

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Solution

The fourth proportional to 131,146.39, 196,765.67 and 56,263.51 is: 84,415.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,146.39 : 196,765.67 = 56,263.51 : x
  2. Step 2: Convert to fraction form
    131,146.39/196,765.67 = 56,263.51/x
  3. Step 3: Cross multiply
    131,146.39x = 196,765.67 × 56,263.51
  4. Step 4: Simplify right side
    131,146.39x = 11,070,727,241.70
  5. Step 5: Solve for x
    x = 11,070,727,241.70/131,146.39
  6. Step 6: Final answer
    x = 84,415.04

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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.