Home / 130,926.72-180,679.59-73,568.46

Finding the Fourth Proportional to 130,926.72, 180,679.59 and 73,568.46

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Solution

The fourth proportional to 130,926.72, 180,679.59 and 73,568.46 is: 101,524.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,926.72 : 180,679.59 = 73,568.46 : x
  2. Step 2: Convert to fraction form
    130,926.72/180,679.59 = 73,568.46/x
  3. Step 3: Cross multiply
    130,926.72x = 180,679.59 × 73,568.46
  4. Step 4: Simplify right side
    130,926.72x = 13,292,319,189.73
  5. Step 5: Solve for x
    x = 13,292,319,189.73/130,926.72
  6. Step 6: Final answer
    x = 101,524.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.