Home / 132,843.06-183,324.24-79,130.34

Finding the Fourth Proportional to 132,843.06, 183,324.24 and 79,130.34

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Solution

The fourth proportional to 132,843.06, 183,324.24 and 79,130.34 is: 109,200.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,843.06 : 183,324.24 = 79,130.34 : x
  2. Step 2: Convert to fraction form
    132,843.06/183,324.24 = 79,130.34/x
  3. Step 3: Cross multiply
    132,843.06x = 183,324.24 × 79,130.34
  4. Step 4: Simplify right side
    132,843.06x = 14,506,509,441.44
  5. Step 5: Solve for x
    x = 14,506,509,441.44/132,843.06
  6. Step 6: Final answer
    x = 109,200.36

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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.