Home / 130,087.60-194,904.60-59,822.80

Finding the Fourth Proportional to 130,087.60, 194,904.60 and 59,822.80

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Solution

The fourth proportional to 130,087.60, 194,904.60 and 59,822.80 is: 89,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,087.60 : 194,904.60 = 59,822.80 : x
  2. Step 2: Convert to fraction form
    130,087.60/194,904.60 = 59,822.80/x
  3. Step 3: Cross multiply
    130,087.60x = 194,904.60 × 59,822.80
  4. Step 4: Simplify right side
    130,087.60x = 11,659,738,904.88
  5. Step 5: Solve for x
    x = 11,659,738,904.88/130,087.60
  6. Step 6: Final answer
    x = 89,629.90

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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.