Home / 130,633.45-196,017.60-55,733.49

Finding the Fourth Proportional to 130,633.45, 196,017.60 and 55,733.49

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Solution

The fourth proportional to 130,633.45, 196,017.60 and 55,733.49 is: 83,629.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,633.45 : 196,017.60 = 55,733.49 : x
  2. Step 2: Convert to fraction form
    130,633.45/196,017.60 = 55,733.49/x
  3. Step 3: Cross multiply
    130,633.45x = 196,017.60 × 55,733.49
  4. Step 4: Simplify right side
    130,633.45x = 10,924,744,949.42
  5. Step 5: Solve for x
    x = 10,924,744,949.42/130,633.45
  6. Step 6: Final answer
    x = 83,629.00

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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.