Home / 132,621.12-183,025.44-73,005.12

Finding the Fourth Proportional to 132,621.12, 183,025.44 and 73,005.12

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Solution

The fourth proportional to 132,621.12, 183,025.44 and 73,005.12 is: 100,751.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,621.12 : 183,025.44 = 73,005.12 : x
  2. Step 2: Convert to fraction form
    132,621.12/183,025.44 = 73,005.12/x
  3. Step 3: Cross multiply
    132,621.12x = 183,025.44 × 73,005.12
  4. Step 4: Simplify right side
    132,621.12x = 13,361,794,210.25
  5. Step 5: Solve for x
    x = 13,361,794,210.25/132,621.12
  6. Step 6: Final answer
    x = 100,751.63

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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.