Home / 132,172.36-197,957.60-103,530.50

Finding the Fourth Proportional to 132,172.36, 197,957.60 and 103,530.50

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Solution

The fourth proportional to 132,172.36, 197,957.60 and 103,530.50 is: 155,060.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,172.36 : 197,957.60 = 103,530.50 : x
  2. Step 2: Convert to fraction form
    132,172.36/197,957.60 = 103,530.50/x
  3. Step 3: Cross multiply
    132,172.36x = 197,957.60 × 103,530.50
  4. Step 4: Simplify right side
    132,172.36x = 20,494,649,284.04
  5. Step 5: Solve for x
    x = 20,494,649,284.04/132,172.36
  6. Step 6: Final answer
    x = 155,060.03

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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.