Home / 132,922.16-183,411.60-79,205.84

Finding the Fourth Proportional to 132,922.16, 183,411.60 and 79,205.84

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Solution

The fourth proportional to 132,922.16, 183,411.60 and 79,205.84 is: 109,291.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,922.16 : 183,411.60 = 79,205.84 : x
  2. Step 2: Convert to fraction form
    132,922.16/183,411.60 = 79,205.84/x
  3. Step 3: Cross multiply
    132,922.16x = 183,411.60 × 79,205.84
  4. Step 4: Simplify right side
    132,922.16x = 14,527,269,843.74
  5. Step 5: Solve for x
    x = 14,527,269,843.74/132,922.16
  6. Step 6: Final answer
    x = 109,291.56

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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.