Home / 132,740.09-183,181.25-73,124.09

Finding the Fourth Proportional to 132,740.09, 183,181.25 and 73,124.09

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Solution

The fourth proportional to 132,740.09, 183,181.25 and 73,124.09 is: 100,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,740.09 : 183,181.25 = 73,124.09 : x
  2. Step 2: Convert to fraction form
    132,740.09/183,181.25 = 73,124.09/x
  3. Step 3: Cross multiply
    132,740.09x = 183,181.25 × 73,124.09
  4. Step 4: Simplify right side
    132,740.09x = 13,394,961,845.69
  5. Step 5: Solve for x
    x = 13,394,961,845.69/132,740.09
  6. Step 6: Final answer
    x = 100,911.20

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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.