Home / 132,197.05-182,364.33-84,400.15

Finding the Fourth Proportional to 132,197.05, 182,364.33 and 84,400.15

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Solution

The fourth proportional to 132,197.05, 182,364.33 and 84,400.15 is: 116,429.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,197.05 : 182,364.33 = 84,400.15 : x
  2. Step 2: Convert to fraction form
    132,197.05/182,364.33 = 84,400.15/x
  3. Step 3: Cross multiply
    132,197.05x = 182,364.33 × 84,400.15
  4. Step 4: Simplify right side
    132,197.05x = 15,391,576,806.65
  5. Step 5: Solve for x
    x = 15,391,576,806.65/132,197.05
  6. Step 6: Final answer
    x = 116,429.05

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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.