Home / 132,600.01-182,992.50-72,172.85

Finding the Fourth Proportional to 132,600.01, 182,992.50 and 72,172.85

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Solution

The fourth proportional to 132,600.01, 182,992.50 and 72,172.85 is: 99,600.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,600.01 : 182,992.50 = 72,172.85 : x
  2. Step 2: Convert to fraction form
    132,600.01/182,992.50 = 72,172.85/x
  3. Step 3: Cross multiply
    132,600.01x = 182,992.50 × 72,172.85
  4. Step 4: Simplify right side
    132,600.01x = 13,207,089,338.66
  5. Step 5: Solve for x
    x = 13,207,089,338.66/132,600.01
  6. Step 6: Final answer
    x = 99,600.97

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1.5x scale

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.