Home / 132,316.75-182,608.64-72,712.27

Finding the Fourth Proportional to 132,316.75, 182,608.64 and 72,712.27

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Solution

The fourth proportional to 132,316.75, 182,608.64 and 72,712.27 is: 100,349.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,316.75 : 182,608.64 = 72,712.27 : x
  2. Step 2: Convert to fraction form
    132,316.75/182,608.64 = 72,712.27/x
  3. Step 3: Cross multiply
    132,316.75x = 182,608.64 × 72,712.27
  4. Step 4: Simplify right side
    132,316.75x = 13,277,888,736.01
  5. Step 5: Solve for x
    x = 13,277,888,736.01/132,316.75
  6. Step 6: Final answer
    x = 100,349.27

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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.